{"id":24588,"date":"2024-03-16T03:25:55","date_gmt":"2024-03-16T03:25:55","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-do-you-write-the-code-in-python-to-determine-if-a-number-is-a-narcissistic-number\/"},"modified":"2024-03-22T04:06:15","modified_gmt":"2024-03-22T04:06:15","slug":"how-do-you-write-the-code-in-python-to-determine-if-a-number-is-a-narcissistic-number","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-do-you-write-the-code-in-python-to-determine-if-a-number-is-a-narcissistic-number\/","title":{"rendered":"How do you write the code in Python to determine if a number is a narcissistic number?"},"content":{"rendered":"<p>A narcissistic number is defined as an n-digit number (n \u2265 3) for which the sum of the nth powers of its digits equals the number itself. For example, 153 is a narcissistic number because 1^3 + 5^3 + 3^3 equals 153.<\/p>\n<p>Here is the Python code to determine if a number is an Armstrong number:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">def<\/span> <span class=\"hljs-title function_\">is_armstrong_number<\/span>(<span class=\"hljs-params\">num<\/span>):\r\n    <span class=\"hljs-comment\"># \u5c06\u6570\u5b57\u8f6c\u5316\u4e3a\u5b57\u7b26\u4e32\u4ee5\u83b7\u53d6\u4f4d\u6570<\/span>\r\n    str_num = <span class=\"hljs-built_in\">str<\/span>(num)\r\n    <span class=\"hljs-comment\"># \u83b7\u53d6\u6570\u5b57\u7684\u4f4d\u6570<\/span>\r\n    n = <span class=\"hljs-built_in\">len<\/span>(str_num)\r\n    <span class=\"hljs-comment\"># \u8ba1\u7b97\u6bcf\u4e2a\u4f4d\u4e0a\u6570\u5b57\u7684 n \u6b21\u5e42\u4e4b\u548c<\/span>\r\n    armstrong_sum = <span class=\"hljs-built_in\">sum<\/span>([<span class=\"hljs-built_in\">int<\/span>(digit)**n <span class=\"hljs-keyword\">for<\/span> digit <span class=\"hljs-keyword\">in<\/span> str_num])\r\n    <span class=\"hljs-comment\"># \u5224\u65ad\u662f\u5426\u4e3a\u6c34\u4ed9\u82b1\u6570<\/span>\r\n    <span class=\"hljs-keyword\">if<\/span> armstrong_sum == num:\r\n        <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-literal\">True<\/span>\r\n    <span class=\"hljs-keyword\">else<\/span>:\r\n        <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-literal\">False<\/span>\r\n\r\n<span class=\"hljs-comment\"># \u8c03\u7528\u51fd\u6570\u8fdb\u884c\u6d4b\u8bd5<\/span>\r\nnum = <span class=\"hljs-number\">153<\/span>\r\n<span class=\"hljs-keyword\">if<\/span> is_armstrong_number(num):\r\n    <span class=\"hljs-built_in\">print<\/span>(num, <span class=\"hljs-string\">\"\u662f\u6c34\u4ed9\u82b1\u6570\"<\/span>)\r\n<span class=\"hljs-keyword\">else<\/span>:\r\n    <span class=\"hljs-built_in\">print<\/span>(num, <span class=\"hljs-string\">\"\u4e0d\u662f\u6c34\u4ed9\u82b1\u6570\"<\/span>)\r\n<\/code><\/pre>\n<p>Output:<\/p>\n<pre class=\"post-pre\"><code>153 \u662f\u6c34\u4ed9\u82b1\u6570\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>A narcissistic number is defined as an n-digit number (n \u2265 3) for which the sum of the nth powers of its digits equals the number itself. For example, 153 is a narcissistic number because 1^3 + 5^3 + 3^3 equals 153. Here is the Python code to determine if a number is an Armstrong [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-24588","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How do you write the code in Python to determine if a number is a narcissistic number? - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/blog\/how-do-you-write-the-code-in-python-to-determine-if-a-number-is-a-narcissistic-number\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How do you write the code in Python to determine if a number is a narcissistic number?\" \/>\n<meta property=\"og:description\" content=\"A narcissistic number is defined as an n-digit number (n \u2265 3) for which the sum of the nth powers of its digits equals the number itself. For example, 153 is a narcissistic number because 1^3 + 5^3 + 3^3 equals 153. 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