The prime numbers from 1 to 100 are: 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. 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 ...
Divide 400 by 9: 4009=44+, The largest prime number less than 44 is 43. Method 2 Since 9×40 is less than 400 and 9×50 is greater than 400, check the prime numbers between 40 and 50 . These prime numbers are :41,43, and 47 . Sin ce 9×41=369, 9×43=387, and 9×47=...
Math Tutor Asks: Is 593 a prime number? A math tutor would first ask you to begin by defining what a prime number is: A prime number is a number that is divisible by only itself and 1. Since we see that 593 has only two factors, 1 and 593, then we can come to the conclusio...
All whole numbers besides 0 and 1 are either prime or composite. Since a prime number is a whole number with only two factors, composite numbers are whole numbers with 3 or more factors. 8 is a composite number because it is divisible by 1, 8, 2, and 4. ...
百度试题 结果1 题目A prime number is 相关知识点: 试题来源: 解析 an integer greater than 1 whose only positive divisors are 1 and itself. 反馈 收藏
Is 41 a prime number or a composite number? Factors: The factors of a given number will divide that number evenly without a remainder. So, the number 4 is one of the factors of the number 16, as 16 divided by 4 equals 4, with no remainder. All whole numbers greater than 1 have at...
Which of the following is a prime number?A. 2B. 4C. 6D. 8 相关知识点: 试题来源: 解析 A. 2 质数是指大于1且只能被1和自身整除的自然数。逐项分析如下:A. 2:能被1和2整除,没有其他因数,是质数。B. 4:可分解为2×2,存在非1和自身的因数,不是质数。C. 6:可分解为2×3,存在多个因数,不...
Secondly, a prime number must be a positive number. Thus, a prime number cannot be a negative number. Thirdly, a prime number must be greater than 1. Thus, 1 itself is not a prime number. Fourth, a prime number can only be divisible by 2 positive integers. One of the integers must...
Math Tutor Explains: Is 2344 a Prime Number? See our walkthrough to learn how to solve this problem, and more at Thinkster Math
Which of the following is the prime number?A. 15B. 23C. 30D. 42 相关知识点: 试题来源: 解析 B 选项分析: A. 15:不是质数,15可被3和5整除(3×5=15)。 B. 23:是质数,除了1和23外没有其他因数;2、3、5等小于其平方根的质数均无法整除它。 C. 30:不是质数,可被2、3、5等多個數整除...