What is the Least Common Multiple of 57543 and 57557?

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 57543 and 57557 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57543 and 57557, than apply into the LCM equation.

GCF(57543,57557) = 1
LCM(57543,57557) = ( 57543 × 57557) / 1
LCM(57543,57557) = 3312002451 / 1
LCM(57543,57557) = 3312002451

Least Common Multiple (LCM) of 57543 and 57557 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57543 and 57557. First we will calculate the prime factors of 57543 and 57557.

Prime Factorization of 57543

Prime Factorization of 57557

Now multiplying the highest exponent prime factors to calculate the LCM of 57543 and 57557.

LCM(57543,57557) = 3¹ × 19181¹ × 57557¹
LCM(57543,57557) = 3312002451