What is the Least Common Multiple of 51855 and 51860?

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 51855 and 51860 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51855 and 51860, than apply into the LCM equation.

GCF(51855,51860) = 5
LCM(51855,51860) = ( 51855 × 51860) / 5
LCM(51855,51860) = 2689200300 / 5
LCM(51855,51860) = 537840060

Least Common Multiple (LCM) of 51855 and 51860 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51855 and 51860. First we will calculate the prime factors of 51855 and 51860.

Prime Factorization of 51855

Prime Factorization of 51860

Now multiplying the highest exponent prime factors to calculate the LCM of 51855 and 51860.

LCM(51855,51860) = 3¹ × 5¹ × 3457¹ × 2² × 2593¹
LCM(51855,51860) = 537840060