What is the Least Common Multiple of 89621 and 89631?

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 89621 and 89631 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89621 and 89631, than apply into the LCM equation.

GCF(89621,89631) = 1
LCM(89621,89631) = ( 89621 × 89631) / 1
LCM(89621,89631) = 8032819851 / 1
LCM(89621,89631) = 8032819851

Least Common Multiple (LCM) of 89621 and 89631 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89621 and 89631. First we will calculate the prime factors of 89621 and 89631.

Prime Factorization of 89621

Prime Factorization of 89631

Now multiplying the highest exponent prime factors to calculate the LCM of 89621 and 89631.

LCM(89621,89631) = 7² × 31¹ × 59¹ × 3² × 23¹ × 433¹
LCM(89621,89631) = 8032819851