{"id":266838,"date":"2025-07-23T07:43:47","date_gmt":"2025-07-23T07:43:47","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=266838"},"modified":"2025-07-23T07:43:49","modified_gmt":"2025-07-23T07:43:49","slug":"which-of-the-following-numbers-are-prime-numbers","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/07\/23\/which-of-the-following-numbers-are-prime-numbers\/","title":{"rendered":"Which of the following numbers are prime numbers"},"content":{"rendered":"\n<p>Which of the following numbers are prime numbers? 2, 12, 17, 19, 24, 37, 42, 48, 51, 57, 97, 99, 100. Which are composite numbers: 29, 35, 37, 42, 48, 51, 66, 87, 99, 100.<\/p>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-1-color\">The Correct Answer and Explanation is:<\/mark><\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Prime Numbers:<\/h3>\n\n\n\n<p>A prime number is a whole number greater than 1 that has no positive divisors other than 1 and itself. Let&#8217;s check each number:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>2<\/strong>: Prime. The only even prime number, divisible only by 1 and 2.<\/li>\n\n\n\n<li><strong>12<\/strong>: Not prime. Divisible by 1, 2, 3, 4, 6, and 12.<\/li>\n\n\n\n<li><strong>17<\/strong>: Prime. Divisible only by 1 and 17.<\/li>\n\n\n\n<li><strong>19<\/strong>: Prime. Divisible only by 1 and 19.<\/li>\n\n\n\n<li><strong>24<\/strong>: Not prime. Divisible by 1, 2, 3, 4, 6, 8, 12, and 24.<\/li>\n\n\n\n<li><strong>37<\/strong>: Prime. Divisible only by 1 and 37.<\/li>\n\n\n\n<li><strong>42<\/strong>: Not prime. Divisible by 1, 2, 3, 6, 7, 14, 21, and 42.<\/li>\n\n\n\n<li><strong>48<\/strong>: Not prime. Divisible by 1, 2, 3, 4, 6, 8, 12, 16, 24, and 48.<\/li>\n\n\n\n<li><strong>51<\/strong>: Not prime. Divisible by 1, 3, 17, and 51.<\/li>\n\n\n\n<li><strong>57<\/strong>: Not prime. Divisible by 1, 3, 19, and 57.<\/li>\n\n\n\n<li><strong>97<\/strong>: Prime. Divisible only by 1 and 97.<\/li>\n\n\n\n<li><strong>99<\/strong>: Not prime. Divisible by 1, 3, 9, 11, 33, and 99.<\/li>\n\n\n\n<li><strong>100<\/strong>: Not prime. Divisible by 1, 2, 4, 5, 10, 20, 25, 50, and 100.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Composite Numbers:<\/h3>\n\n\n\n<p>A composite number is a whole number greater than 1 that has divisors other than 1 and itself. Let&#8217;s check each number:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>29<\/strong>: Not composite. It&#8217;s a prime number.<\/li>\n\n\n\n<li><strong>35<\/strong>: Composite. Divisible by 1, 5, 7, and 35.<\/li>\n\n\n\n<li><strong>37<\/strong>: Not composite. It&#8217;s a prime number.<\/li>\n\n\n\n<li><strong>42<\/strong>: Composite. Divisible by 1, 2, 3, 6, 7, 14, 21, and 42.<\/li>\n\n\n\n<li><strong>48<\/strong>: Composite. Divisible by 1, 2, 3, 4, 6, 8, 12, 16, 24, and 48.<\/li>\n\n\n\n<li><strong>51<\/strong>: Composite. Divisible by 1, 3, 17, and 51.<\/li>\n\n\n\n<li><strong>66<\/strong>: Composite. Divisible by 1, 2, 3, 6, 11, 22, 33, and 66.<\/li>\n\n\n\n<li><strong>87<\/strong>: Composite. Divisible by 1, 3, 29, and 87.<\/li>\n\n\n\n<li><strong>99<\/strong>: Composite. Divisible by 1, 3, 9, 11, 33, and 99.<\/li>\n\n\n\n<li><strong>100<\/strong>: Composite. Divisible by 1, 2, 4, 5, 10, 20, 25, 50, and 100.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Summary:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Prime Numbers<\/strong>: 2, 17, 19, 37, 97<\/li>\n\n\n\n<li><strong>Composite Numbers<\/strong>: 35, 42, 48, 51, 66, 87, 99, 100<\/li>\n<\/ul>\n\n\n\n<p>Prime numbers are indivisible except by 1 and themselves, while composite numbers have more divisors.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/learnexams.com\/blog\/wp-content\/uploads\/2025\/07\/learnexams-banner6-1622.jpeg\" alt=\"\" class=\"wp-image-266841\"\/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Which of the following numbers are prime numbers? 2, 12, 17, 19, 24, 37, 42, 48, 51, 57, 97, 99, 100. Which are composite numbers: 29, 35, 37, 42, 48, 51, 66, 87, 99, 100. The Correct Answer and Explanation is: Prime Numbers: A prime number is a whole number greater than 1 that has [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-266838","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/266838","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=266838"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/266838\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=266838"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=266838"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=266838"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}