What is the Least Common Multiple of 51621 and 51630?

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 51621 and 51630 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51621 and 51630, than apply into the LCM equation.

GCF(51621,51630) = 3
LCM(51621,51630) = ( 51621 × 51630) / 3
LCM(51621,51630) = 2665192230 / 3
LCM(51621,51630) = 888397410

Least Common Multiple (LCM) of 51621 and 51630 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51621 and 51630. First we will calculate the prime factors of 51621 and 51630.

Prime Factorization of 51621

Prime Factorization of 51630

Now multiplying the highest exponent prime factors to calculate the LCM of 51621 and 51630.

LCM(51621,51630) = 3¹ × 17207¹ × 2¹ × 5¹ × 1721¹
LCM(51621,51630) = 888397410