What is the Least Common Multiple of 64509 and 64517?

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 64509 and 64517 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64509 and 64517, than apply into the LCM equation.

GCF(64509,64517) = 1
LCM(64509,64517) = ( 64509 × 64517) / 1
LCM(64509,64517) = 4161927153 / 1
LCM(64509,64517) = 4161927153

Least Common Multiple (LCM) of 64509 and 64517 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64509 and 64517. First we will calculate the prime factors of 64509 and 64517.

Prime Factorization of 64509

Prime Factorization of 64517

Now multiplying the highest exponent prime factors to calculate the LCM of 64509 and 64517.

LCM(64509,64517) = 3¹ × 21503¹ × 149¹ × 433¹
LCM(64509,64517) = 4161927153