2 x 3 x 3 x 3 x 7 x 7 = 2,646
2 x 3 x 3 x 3 x 7 x 7 = 2,646
1450 as a product of primes = 2 * 5 * 5 * 29
5x5x3
20 as a product of primes = 2 * 2 * 5
5*3
29 is already prime. Prime numbers can't be products of primes.
78 = 2 * 3 * 13
46 = 23 x 2.
2*2*2*5*!
3 x 29 = 87
22 x 7