What is the Least Common Multiple of 72508 and 72518?

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 72508 and 72518 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72508 and 72518, than apply into the LCM equation.

GCF(72508,72518) = 2
LCM(72508,72518) = ( 72508 × 72518) / 2
LCM(72508,72518) = 5258135144 / 2
LCM(72508,72518) = 2629067572

Least Common Multiple (LCM) of 72508 and 72518 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72508 and 72518. First we will calculate the prime factors of 72508 and 72518.

Prime Factorization of 72508

Prime Factorization of 72518

Now multiplying the highest exponent prime factors to calculate the LCM of 72508 and 72518.

LCM(72508,72518) = 2² × 18127¹ × 101¹ × 359¹
LCM(72508,72518) = 2629067572