What is the Least Common Multiple of 64869 and 64881?

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 64869 and 64881 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64869 and 64881, than apply into the LCM equation.

GCF(64869,64881) = 3
LCM(64869,64881) = ( 64869 × 64881) / 3
LCM(64869,64881) = 4208765589 / 3
LCM(64869,64881) = 1402921863

Least Common Multiple (LCM) of 64869 and 64881 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64869 and 64881. First we will calculate the prime factors of 64869 and 64881.

Prime Factorization of 64869

Prime Factorization of 64881

Now multiplying the highest exponent prime factors to calculate the LCM of 64869 and 64881.

LCM(64869,64881) = 3⁶ × 7¹ × 3089¹ × 89¹
LCM(64869,64881) = 1402921863