What is the Least Common Multiple of 51306 and 51320?

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 51306 and 51320 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51306 and 51320, than apply into the LCM equation.

GCF(51306,51320) = 2
LCM(51306,51320) = ( 51306 × 51320) / 2
LCM(51306,51320) = 2633023920 / 2
LCM(51306,51320) = 1316511960

Least Common Multiple (LCM) of 51306 and 51320 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51306 and 51320. First we will calculate the prime factors of 51306 and 51320.

Prime Factorization of 51306

Prime Factorization of 51320

Now multiplying the highest exponent prime factors to calculate the LCM of 51306 and 51320.

LCM(51306,51320) = 2³ × 3¹ × 17¹ × 503¹ × 5¹ × 1283¹
LCM(51306,51320) = 1316511960