If the n-th prime number is 47,then n is ( ).(英汉词典:the n-th prime number 第n个质数)A.12B.13C.14D.15 答案 D译文:如果第n个质数是47,那么n的值等于( ).A.12 B.13 C.14 D.15在自然数列中依次写出质数;(2,3,5,7,11,13,17,19,23,29,31,37,41,43,47)由上知,47是第15个...
Is 47 a prime number? Is 1,000,001 a prime number? Is 69 a prime number? Is 109 a prime number? Is 81 a prime number? Is 63 a prime number? Is 22 a prime number? Is 111 a prime number? Is 97 a prime number? Is 57 a prime number?
Is 97 a prime number? Is 19 a prime number? Is 67 a prime number? Is 85 a prime number? Is 47 a prime number? Is 69 a prime number? Is 81 a prime number? Is 23 x 29 a prime number? Is 1,000,001 a prime number?
A prime number is a number that can only be divided by itself and 1 without remainders. What are the prime numbers from 1 to 100? 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,...
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=...
3. If the n-th prime number is 47, then n is( D )(A)12.(B)13.(C)14.(D)15. 相关知识点: 试题来源: 解析 答案见上3.译文:如果第n个质数是47,那么n的值等于() (A)12. (B)13. (C)14. (D)15. 解:在自然数列中依次写出质数: (2,3,5,7,11,13,17,19,23,29,31,37...
• A prime number is any positive number that can only be divided by itself and the number 1. • There are 25 prime numbers up to 100: 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 opposite of...
Is 74 a prime number? How do you know that 74 is prime or composite? Let us first understand what makes a number 'prime'. If a number has only 2 factors (1 and the number itself), then it is a prime number. If the number has more than 2 factors, then it is composite. Now, ...
How do you find prime numbers? 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....
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...