What is the Least Common Multiple of 57480 and 57484?

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 57480 and 57484 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57480 and 57484, than apply into the LCM equation.

GCF(57480,57484) = 4
LCM(57480,57484) = ( 57480 × 57484) / 4
LCM(57480,57484) = 3304180320 / 4
LCM(57480,57484) = 826045080

Least Common Multiple (LCM) of 57480 and 57484 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57480 and 57484. First we will calculate the prime factors of 57480 and 57484.

Prime Factorization of 57480

Prime Factorization of 57484

Now multiplying the highest exponent prime factors to calculate the LCM of 57480 and 57484.

LCM(57480,57484) = 2³ × 3¹ × 5¹ × 479¹ × 7¹ × 2053¹
LCM(57480,57484) = 826045080