Question

express 140 as product of it prime factors

Answer 1

140 = 2 * 2 * 5 *7

hope it helps

Answer 2

140=2×2×3×5 this is prime factorization method.
factors of 140 are 1,2,4,5,7,10,14,20,28,35,70.
prime factors of 140 are 2,5,7