What is the Least Common Multiple of 71615 and 71629?

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 71615 and 71629 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71615 and 71629, than apply into the LCM equation.

GCF(71615,71629) = 1
LCM(71615,71629) = ( 71615 × 71629) / 1
LCM(71615,71629) = 5129710835 / 1
LCM(71615,71629) = 5129710835

Least Common Multiple (LCM) of 71615 and 71629 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71615 and 71629. First we will calculate the prime factors of 71615 and 71629.

Prime Factorization of 71615

Prime Factorization of 71629

Now multiplying the highest exponent prime factors to calculate the LCM of 71615 and 71629.

LCM(71615,71629) = 5¹ × 14323¹ × 83¹ × 863¹
LCM(71615,71629) = 5129710835