What is the Least Common Multiple of 64143 and 64157?

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 64143 and 64157 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64143 and 64157, than apply into the LCM equation.

GCF(64143,64157) = 1
LCM(64143,64157) = ( 64143 × 64157) / 1
LCM(64143,64157) = 4115222451 / 1
LCM(64143,64157) = 4115222451

Least Common Multiple (LCM) of 64143 and 64157 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64143 and 64157. First we will calculate the prime factors of 64143 and 64157.

Prime Factorization of 64143

Prime Factorization of 64157

Now multiplying the highest exponent prime factors to calculate the LCM of 64143 and 64157.

LCM(64143,64157) = 3² × 7127¹ × 64157¹
LCM(64143,64157) = 4115222451