What is the Least Common Multiple of 72489 and 72499?

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 72489 and 72499 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72489 and 72499, than apply into the LCM equation.

GCF(72489,72499) = 1
LCM(72489,72499) = ( 72489 × 72499) / 1
LCM(72489,72499) = 5255380011 / 1
LCM(72489,72499) = 5255380011

Least Common Multiple (LCM) of 72489 and 72499 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72489 and 72499. First we will calculate the prime factors of 72489 and 72499.

Prime Factorization of 72489

Prime Factorization of 72499

Now multiplying the highest exponent prime factors to calculate the LCM of 72489 and 72499.

LCM(72489,72499) = 3¹ × 73¹ × 331¹ × 7¹ × 10357¹
LCM(72489,72499) = 5255380011