3 * 5 * 7 * 11 = 1,155
19 is already prime; no factorization.
2 and 29
2 x 5 = 10
3 x 5 x 7 x 11 = 1155
3 x 5 x 7 x 11 = 1155
3 x 5 x 7 x 11 = 1155
2 x 2 x 11 = 44
2 x 3 x 7 = 42
105 = 3 x 5 x 7
prime factorization of 1155: 3 x 5 x 7 x 11
Prime factorization is expressing a number as the product of its prime factors. 2 x 3 x 5 x 7 = 210
3 x 5 x 7 x 11