34 = 21 x 171
The prime factorization of 81 using exponents is: 34
34 = 2 * 17
81 = 34
Prime factorization of 1620 = 22 x 34 x 5
It is: 2*34 = 162
2 x 17 = 34 No exponents required.
I assume you mean to find the prime factorization of 405. If so: 34 x 5
34 x 5 = 405
26 x 34 = 5184
2 x 34 = 162
It is in exponents: 22*34*52*7 = 56,700
2025 = 34 x 52