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
所属专辑:Shanghai Student’s Post|2020 声音简介 What Is a Prime Number? 第2718期 什么是质数? 猜你喜欢 4046 2024年11月30日 by:快乐学习天天读经 2万 懂懂日记(2017年8月-2018年3月) by:醒玉 920 2021年3月 by:鬼居阳 726 2024年每日诵读12月 ...
A. It has only two factors. B. It has more than two factors. C. It is divisible by all numbers. D. It is always E. ven. 相关知识点: 试题来源: 解析 A。本题考查质数的概念。如果一个数是质数,那么它只有两个因数,1 和它本身。B 选项是合数的特点;C 选项错误;D 选项质数不一定是偶...
Why is 1 not a prime number? 1 is not a prime number because it has only one factor, namely 1. Prime numbers need to have exactly two factors. Why is 2 a prime number? 2 is a prime number because its only factors are 1 and itself. Is 51 a prime number? 51 is not a prime ...
Here you will find our What is a Prime Number page where you will find lots of information about primes, and your questions about prime numbers will be answered.
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
麻烦回答一下几道英文数学题.1、if the product of two positive integers is a prime number what must b
No, a negative number cannot be a prime number. Is 1 a prime number? No, 1 is not a prime number because it is not greater than 1. Is 2 a prime number? Yes, 2 is a whole positive number that is only divisible by itself and 1. 2 is also the only exception to the rule that...
An explanation of what prime numbers are for primary-school parents, plus the types of questions a Year 6 child might be asked about them.