1到40的质数有:
2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37
1到40的合数有:
4, 6, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40
请注意,1既不是质数也不是合数。
1到40的质数有:
2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37
1到40的合数有:
4, 6, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40
请注意,1既不是质数也不是合数。
发表回复
评论列表(0条)