What is the Least Common Multiple of 51609 and 51615?

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 51609 and 51615 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51609 and 51615, than apply into the LCM equation.

GCF(51609,51615) = 3
LCM(51609,51615) = ( 51609 × 51615) / 3
LCM(51609,51615) = 2663798535 / 3
LCM(51609,51615) = 887932845

Least Common Multiple (LCM) of 51609 and 51615 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51609 and 51615. First we will calculate the prime factors of 51609 and 51615.

Prime Factorization of 51609

Prime Factorization of 51615

Now multiplying the highest exponent prime factors to calculate the LCM of 51609 and 51615.

LCM(51609,51615) = 3² × 17203¹ × 5¹ × 31¹ × 37¹
LCM(51609,51615) = 887932845