2 x 2 x 2 x 3 x 3 x 3 = 216
2 x 3 x 3 x 3 x 5 = 270
2 x 2 x 2 x 3 x 3 x 3 x 5 = 1080, the LCM
25
ladder method
prime factors
The prime factorization of 27 is 3 x 3 x 3.
As a product of its prime factors in exponents: 22*3*7 = 84
The Least Common Multiple (LCM) for 486 162 300 is 24,300.
Least Common Multiple (LCM) for 96 108 180 is 4,320.
25
3 x 7 x 7 = 1475 x 7 x 7 = 2457 x 7 = 49, the GCF
31 is already prime; no method required.
The LCM is 1,890
ladder method
5x-125 using factoring = -120
prime factors
ewan
145 5,29
it is fast and easy