What is the Least Common Multiple of 51865 and 51880?

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 51865 and 51880 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51865 and 51880, than apply into the LCM equation.

GCF(51865,51880) = 5
LCM(51865,51880) = ( 51865 × 51880) / 5
LCM(51865,51880) = 2690756200 / 5
LCM(51865,51880) = 538151240

Least Common Multiple (LCM) of 51865 and 51880 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51865 and 51880. First we will calculate the prime factors of 51865 and 51880.

Prime Factorization of 51865

Prime Factorization of 51880

Now multiplying the highest exponent prime factors to calculate the LCM of 51865 and 51880.

LCM(51865,51880) = 5¹ × 11¹ × 23¹ × 41¹ × 2³ × 1297¹
LCM(51865,51880) = 538151240