What is the Least Common Multiple of 57320 and 57328?

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 57320 and 57328 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57320 and 57328, than apply into the LCM equation.

GCF(57320,57328) = 8
LCM(57320,57328) = ( 57320 × 57328) / 8
LCM(57320,57328) = 3286040960 / 8
LCM(57320,57328) = 410755120

Least Common Multiple (LCM) of 57320 and 57328 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57320 and 57328. First we will calculate the prime factors of 57320 and 57328.

Prime Factorization of 57320

Prime Factorization of 57328

Now multiplying the highest exponent prime factors to calculate the LCM of 57320 and 57328.

LCM(57320,57328) = 2⁴ × 5¹ × 1433¹ × 3583¹
LCM(57320,57328) = 410755120