7979 is not a composite number, which is defined as a positive integer greater than 11 that has at least one positive integer divisor other than 11 and itself. Is 79 a Prime Number Solved Examples 1.Express 7979 as a product of prime factors. Solution: Since 7979 is a prime number, it...
Is 79 a prime number or a composite number? Is 39 a prime number or a composite number? Is 36 a prime number or a composite number? Is 61 a prime number or a composite number? Is 14 a prime number or a composite number? Is 7 a prime number or a composite number?
Which number is a prime number? A. 4 B. 6 C. 7 D. 9 相关知识点: 试题来源: 解析 C。本题考查质数的概念。质数是指在大于 1 的自然数中,除了 1 和它自身外,不能被其他自然数整除的数。4 可以被 2 整除,6 可以被 2 和 3 整除,9 可以被 3 整除,只有 7 除了 1 和它自身外,不能...
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
百度试题 结果1 题目Which of the following is a prime number? D A)71B)29C)41D)All of these E)None of these 相关知识点: 试题来源: 解析 D 反馈 收藏
百度试题 结果1 题目Is 91 a prime number or a composite number? Explain your reasoning.相关知识点: 试题来源: 解析 Composite number. 91=7*13, so it's a composite number.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1. What is a prime number? 相关知识点: 试题来源: 解析 A number that can only be divided by itself and I. 反馈 收藏
Only 1 prime number ends in 5, and that is the number 5. The prime numbers between zero and 100 are: 1 2 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59 61 67 71 73 79 83 89 97 The largest known (there is no limit) prime number is 17,425,170 digits long!
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 ...