1, 3, 5, 15 3 and 5 are prime.
21 isn't prime. The prime factorization of 42 is 2 x 3 x 7.
The prime factors of 42 are 2, 3 and 7.
42 - The prime factors are: 2, 3 and 7660 - The prime factors are: 2, 3, 5 and 11
The prime factorisation of 42 is 2*3*7.
23x19
13,2,4,7,3,1,8,358,24,27,792,45,89,32 and 97.
152 = 2x2x2x19.2,2,2,19
The answer is 2x5x2 3
2*5*19
1, 2 and 13
3*3*7
17*17 = 289
49 = 7*7
The prime factorization of 39 is: 13 * 3 *1
The prime factorization of 88 is 2*2*2*11.
45 = 3² x 5