What is the Least Common Multiple of 53621 and 53638?

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 53621 and 53638 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53621 and 53638, than apply into the LCM equation.

GCF(53621,53638) = 1
LCM(53621,53638) = ( 53621 × 53638) / 1
LCM(53621,53638) = 2876123198 / 1
LCM(53621,53638) = 2876123198

Least Common Multiple (LCM) of 53621 and 53638 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53621 and 53638. First we will calculate the prime factors of 53621 and 53638.

Prime Factorization of 53621

Prime Factorization of 53638

Now multiplying the highest exponent prime factors to calculate the LCM of 53621 and 53638.

LCM(53621,53638) = 29¹ × 43² × 2¹ × 13¹ × 2063¹
LCM(53621,53638) = 2876123198