请问1-100内哪些数是质数,哪些是合数?答:1-100以内的质数: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。1-100以内的合数:4,6,8,9,10,12,14,15,16,18,20,21,22,24,25,26,27,28,30,32,33,34,35,36,38,39,40,42,44,45,46,48,49,50,51,52,54,55,56,57,58,60,...
1至300中的 质数答:1至300中的质数共有63个。2,3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89,97,101,103,107,109,113,127,131,133,137,143,149,151,157,161,163,167,169,173,179,181,183,187,191,193,197,203,209,211,223,227,229,233,241,251,253,257,263,...