What is the Least Common Multiple of 79723 and 79731?

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 79723 and 79731 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79723 and 79731, than apply into the LCM equation.

GCF(79723,79731) = 1
LCM(79723,79731) = ( 79723 × 79731) / 1
LCM(79723,79731) = 6356394513 / 1
LCM(79723,79731) = 6356394513

Least Common Multiple (LCM) of 79723 and 79731 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79723 and 79731. First we will calculate the prime factors of 79723 and 79731.

Prime Factorization of 79723

Prime Factorization of 79731

Now multiplying the highest exponent prime factors to calculate the LCM of 79723 and 79731.

LCM(79723,79731) = 7² × 1627¹ × 3³ × 2953¹
LCM(79723,79731) = 6356394513