300以内的奇数 偶数 素数 合数答:290,292,294,296,298,300素数:3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89,97,101,103,107,109,113,127,131,137,139,149,151,157,163,167,173,179,181,191,193,197,199,211,223,227,
300到1的素数和合数有哪些?答:奇数:1,3,5,7,9,11,13,15,17,19 偶数:2,4,6,8,10,12,14,16,18,20 素数:2,3,5,7,11,13,17,19 合数:4,6,8,9,10,12,14,15,16,18,20