GCF and LCM Calculator Logo

What is the Least Common Multiple of 64720 and 64732?

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 (LCM) of 64720 and 64732 is 1047363760.

LCM(64720,64732) = 1047363760

LCM Calculator and
and

Least Common Multiple of 64720 and 64732 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64720 and 64732, than apply into the LCM equation.

GCF(64720,64732) = 4
LCM(64720,64732) = ( 64720 × 64732) / 4
LCM(64720,64732) = 4189455040 / 4
LCM(64720,64732) = 1047363760

Least Common Multiple (LCM) of 64720 and 64732 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64720 and 64732. First we will calculate the prime factors of 64720 and 64732.

Prime Factorization of 64720

Prime factors of 64720 are 2, 5, 809. Prime factorization of 64720 in exponential form is:

64720 = 24 × 51 × 8091

Prime Factorization of 64732

Prime factors of 64732 are 2, 16183. Prime factorization of 64732 in exponential form is:

64732 = 22 × 161831

Now multiplying the highest exponent prime factors to calculate the LCM of 64720 and 64732.

LCM(64720,64732) = 24 × 51 × 8091 × 161831
LCM(64720,64732) = 1047363760