What is the Least Common Multiple of 74356 and 74372?

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 74356 and 74372 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74356 and 74372, than apply into the LCM equation.

GCF(74356,74372) = 4
LCM(74356,74372) = ( 74356 × 74372) / 4
LCM(74356,74372) = 5530004432 / 4
LCM(74356,74372) = 1382501108

Least Common Multiple (LCM) of 74356 and 74372 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74356 and 74372. First we will calculate the prime factors of 74356 and 74372.

Prime Factorization of 74356

Prime Factorization of 74372

Now multiplying the highest exponent prime factors to calculate the LCM of 74356 and 74372.

LCM(74356,74372) = 2² × 29¹ × 641¹ × 18593¹
LCM(74356,74372) = 1382501108