What is the Least Common Multiple of 74615 and 74621?

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 74615 and 74621 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74615 and 74621, than apply into the LCM equation.

GCF(74615,74621) = 1
LCM(74615,74621) = ( 74615 × 74621) / 1
LCM(74615,74621) = 5567845915 / 1
LCM(74615,74621) = 5567845915

Least Common Multiple (LCM) of 74615 and 74621 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74615 and 74621. First we will calculate the prime factors of 74615 and 74621.

Prime Factorization of 74615

Prime Factorization of 74621

Now multiplying the highest exponent prime factors to calculate the LCM of 74615 and 74621.

LCM(74615,74621) = 5¹ × 14923¹ × 71¹ × 1051¹
LCM(74615,74621) = 5567845915