What is the Least Common Multiple of 75128 and 75148?

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 75128 and 75148 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75128 and 75148, than apply into the LCM equation.

GCF(75128,75148) = 4
LCM(75128,75148) = ( 75128 × 75148) / 4
LCM(75128,75148) = 5645718944 / 4
LCM(75128,75148) = 1411429736

Least Common Multiple (LCM) of 75128 and 75148 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75128 and 75148. First we will calculate the prime factors of 75128 and 75148.

Prime Factorization of 75128

Prime Factorization of 75148

Now multiplying the highest exponent prime factors to calculate the LCM of 75128 and 75148.

LCM(75128,75148) = 2³ × 9391¹ × 18787¹
LCM(75128,75148) = 1411429736