What is the Least Common Multiple of 56615 and 56621?

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 56615 and 56621 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56615 and 56621, than apply into the LCM equation.

GCF(56615,56621) = 1
LCM(56615,56621) = ( 56615 × 56621) / 1
LCM(56615,56621) = 3205597915 / 1
LCM(56615,56621) = 3205597915

Least Common Multiple (LCM) of 56615 and 56621 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56615 and 56621. First we will calculate the prime factors of 56615 and 56621.

Prime Factorization of 56615

Prime Factorization of 56621

Now multiplying the highest exponent prime factors to calculate the LCM of 56615 and 56621.

LCM(56615,56621) = 5¹ × 13² × 67¹ × 41¹ × 1381¹
LCM(56615,56621) = 3205597915