What is the Least Common Multiple of 79372 and 79380?

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 79372 and 79380 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79372 and 79380, than apply into the LCM equation.

GCF(79372,79380) = 4
LCM(79372,79380) = ( 79372 × 79380) / 4
LCM(79372,79380) = 6300549360 / 4
LCM(79372,79380) = 1575137340

Least Common Multiple (LCM) of 79372 and 79380 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79372 and 79380. First we will calculate the prime factors of 79372 and 79380.

Prime Factorization of 79372

Prime Factorization of 79380

Now multiplying the highest exponent prime factors to calculate the LCM of 79372 and 79380.

LCM(79372,79380) = 2² × 19843¹ × 3⁴ × 5¹ × 7²
LCM(79372,79380) = 1575137340