1到33質(zhì)數(shù)合數(shù)有哪些?
答:在1到33的整數(shù)中,質(zhì)數(shù)和合數(shù)如下:
1、質(zhì)數(shù)(只能被1和它本身整除的數(shù)):
2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31
2、合數(shù)(除了1和它本身以外,還能被其他數(shù)整除的數(shù)):
4, 6, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33
需要注意的是,1既不是質(zhì)數(shù)也不是合數(shù)。
標(biāo)簽: 1到33質(zhì)數(shù)合數(shù)有哪些