Is 79 is a prime number or not? Yes, 7979 is a prime number because it is a positive integer greater than 11 that has only two positive integer divisors, 11 and 7979, and is not divisible by any other positive integer less than its square root. Why 79 is a prime number? 7979 is ...
百度试题 结果1 题目【题目】Of the following, which is not a prime number(). A.11 B.31 C.41 D.51 相关知识点: 试题来源: 解析 【解析】D 反馈 收藏
Which of the following is not a prime number?搜索 题目 Which of the following is not a prime number? 答案 C 解析 null 本题来源 题目:Which of the following is not a prime number? 来源: 数学英语会考试题及答案 收藏 反馈 分享
百度试题 结果1 题目Which of the following is not a prime number? A. 2 B. 3 C. 4 D. 5 相关知识点: 试题来源: 解析 C 反馈 收藏
<p>To determine which of the given numbers is a prime number, we will analyze each option step by step.</p><p><strong>Step 1: Check if 115 is a prime number.</strong> - A prime number is a natural number greater than 1 that has no positive divisors other
百度试题 结果1 题目What is not a prime number? A. 13 B. 17 C. 21 D. 23 相关知识点: 试题来源: 解析 C。本题考查质数的概念。21 可以分解为 3×7,所以它不是质数。13、17、23 都只能被 1 和自身整除,是质数。反馈 收藏
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Which of the following numbers is a prime number? A. 25 B. 27 C. 29 D. 30 相关知识点: 试题来源: 解析 C。25 可以被 5 整除,27 可以被 3 整除,30 可以被 2、3、5 整除。而 29 只能被 1 和 29 整除,所以 29 是质数。反馈 收藏 ...
The number of differentprime numbers that divide 81 is( ). A. 1 B. 2 C. 3 D. 4. 相关知识点: 试题来源: 解析 A. 题目翻译: 81的不同质因数有多少个? 把81分解质因数,81=3×3×3×3,只有质因数3.所以选A,一个质因数.. 反馈 收藏 ...
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