What is the Least Common Multiple of 64489 and 64501?

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 64489 and 64501 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64489 and 64501, than apply into the LCM equation.

GCF(64489,64501) = 1
LCM(64489,64501) = ( 64489 × 64501) / 1
LCM(64489,64501) = 4159604989 / 1
LCM(64489,64501) = 4159604989

Least Common Multiple (LCM) of 64489 and 64501 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64489 and 64501. First we will calculate the prime factors of 64489 and 64501.

Prime Factorization of 64489

Prime Factorization of 64501

Now multiplying the highest exponent prime factors to calculate the LCM of 64489 and 64501.

LCM(64489,64501) = 64489¹ × 53¹ × 1217¹
LCM(64489,64501) = 4159604989