What is the Least Common Multiple of 57556 and 57570?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least Common Multiple of 57556 and 57570 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57556 and 57570, than apply into the LCM equation.

GCF(57556,57570) = 2
LCM(57556,57570) = ( 57556 × 57570) / 2
LCM(57556,57570) = 3313498920 / 2
LCM(57556,57570) = 1656749460

Least Common Multiple (LCM) of 57556 and 57570 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57556 and 57570. First we will calculate the prime factors of 57556 and 57570.

Prime Factorization of 57556

Prime Factorization of 57570

Now multiplying the highest exponent prime factors to calculate the LCM of 57556 and 57570.

LCM(57556,57570) = 2² × 14389¹ × 3¹ × 5¹ × 19¹ × 101¹
LCM(57556,57570) = 1656749460