GCF and LCM Calculator Logo

What is the Least Common Multiple of 64701 and 64720?

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 64701 and 64720 is 4187448720.

LCM(64701,64720) = 4187448720

LCM Calculator and
and

Least Common Multiple of 64701 and 64720 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64701 and 64720, than apply into the LCM equation.

GCF(64701,64720) = 1
LCM(64701,64720) = ( 64701 × 64720) / 1
LCM(64701,64720) = 4187448720 / 1
LCM(64701,64720) = 4187448720

Least Common Multiple (LCM) of 64701 and 64720 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64701 and 64720. First we will calculate the prime factors of 64701 and 64720.

Prime Factorization of 64701

Prime factors of 64701 are 3, 7, 13, 79. Prime factorization of 64701 in exponential form is:

64701 = 32 × 71 × 131 × 791

Prime Factorization of 64720

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

64720 = 24 × 51 × 8091

Now multiplying the highest exponent prime factors to calculate the LCM of 64701 and 64720.

LCM(64701,64720) = 32 × 71 × 131 × 791 × 24 × 51 × 8091
LCM(64701,64720) = 4187448720