What is the Least Common Multiple of 64744 and 64756?

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 64744 and 64756 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64744 and 64756, than apply into the LCM equation.

GCF(64744,64756) = 4
LCM(64744,64756) = ( 64744 × 64756) / 4
LCM(64744,64756) = 4192562464 / 4
LCM(64744,64756) = 1048140616

Least Common Multiple (LCM) of 64744 and 64756 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64744 and 64756. First we will calculate the prime factors of 64744 and 64756.

Prime Factorization of 64744

Prime Factorization of 64756

Now multiplying the highest exponent prime factors to calculate the LCM of 64744 and 64756.

LCM(64744,64756) = 2³ × 8093¹ × 16189¹
LCM(64744,64756) = 1048140616