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
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
A prime number is a number that has only two factors, that is 1 and the number itself.The smallest non-zero number is 1.The factor of 1 = 11 has only one factor which is 1 itself.The next smallest non-zero number is 2.Factors of 2 = 1 and 2It has only two factors, 1 and ...
The first 10 prime numbers are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29. There are 25 prime numbers between 1 and 100. Prime numbers include large numbers and can continue well past 100. For example, 21,577 is a prime number.List...
The sum of two prime numbers is 85.What is the product of these two prime numbers?( )两个质数的和是85。这两个质数的乘积是多少?( ) A.85 B.91 C.115 D.133 E.166 【考点】质数与合数. 【答案】E 【解答】 【点评】 声明:本试题解析著作权属菁优网所有,未经书面同意,不得复制发布。
百度试题 结果1 题目11. What is the smallest prime number greater than 200? 211 相关知识点: 试题来源: 解析 211 反馈 收藏
百度试题 结果1 题目If the sum of three prime numbers is 30, what is the least prime number?( ). A. 2B. 3C. 5D. 7相关知识点: 试题来源: 解析 A 反馈 收藏
Why is 1 not a prime number? Why is 2 a prime number? What are the prime numbers 1 to 100? Take at home math practice to the next level Empowering parents and educators to make math practice more impactful. Plus, your kids will love it. ...
Prime Number: A prime number is any natural number that is greater than 1 and is divisible only by itself and 1. The first 5 prime numbers are 2, 3, 5, 7, and 11. Numbers that do not satisfy this criterion are called composite numbers. ...
Is one a prime number? The simple answer to this question isno. Prime numbers have many different and interesting properties, which they would not have if the number one was prime. Therefore, the number 1 was excluded from the set of prime numbers. ...