What is the Least Common Multiple of 62920 and 62938?

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 62920 and 62938 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 62920 and 62938, than apply into the LCM equation.

GCF(62920,62938) = 2
LCM(62920,62938) = ( 62920 × 62938) / 2
LCM(62920,62938) = 3960058960 / 2
LCM(62920,62938) = 1980029480

Least Common Multiple (LCM) of 62920 and 62938 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 62920 and 62938. First we will calculate the prime factors of 62920 and 62938.

Prime Factorization of 62920

Prime Factorization of 62938

Now multiplying the highest exponent prime factors to calculate the LCM of 62920 and 62938.

LCM(62920,62938) = 2³ × 5¹ × 11² × 13¹ × 31469¹
LCM(62920,62938) = 1980029480