What is the Least Common Multiple of 72689 and 72701?

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 72689 and 72701 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72689 and 72701, than apply into the LCM equation.

GCF(72689,72701) = 1
LCM(72689,72701) = ( 72689 × 72701) / 1
LCM(72689,72701) = 5284562989 / 1
LCM(72689,72701) = 5284562989

Least Common Multiple (LCM) of 72689 and 72701 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72689 and 72701. First we will calculate the prime factors of 72689 and 72701.

Prime Factorization of 72689

Prime Factorization of 72701

Now multiplying the highest exponent prime factors to calculate the LCM of 72689 and 72701.

LCM(72689,72701) = 72689¹ × 72701¹
LCM(72689,72701) = 5284562989