What is the Least Common Multiple of 72272 and 72276?

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 72272 and 72276 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72272 and 72276, than apply into the LCM equation.

GCF(72272,72276) = 4
LCM(72272,72276) = ( 72272 × 72276) / 4
LCM(72272,72276) = 5223531072 / 4
LCM(72272,72276) = 1305882768

Least Common Multiple (LCM) of 72272 and 72276 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72272 and 72276. First we will calculate the prime factors of 72272 and 72276.

Prime Factorization of 72272

Prime Factorization of 72276

Now multiplying the highest exponent prime factors to calculate the LCM of 72272 and 72276.

LCM(72272,72276) = 2⁴ × 4517¹ × 3¹ × 19¹ × 317¹
LCM(72272,72276) = 1305882768