What is the Least Common Multiple of 79921 and 79931?

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 79921 and 79931 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79921 and 79931, than apply into the LCM equation.

GCF(79921,79931) = 1
LCM(79921,79931) = ( 79921 × 79931) / 1
LCM(79921,79931) = 6388165451 / 1
LCM(79921,79931) = 6388165451

Least Common Multiple (LCM) of 79921 and 79931 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79921 and 79931. First we will calculate the prime factors of 79921 and 79931.

Prime Factorization of 79921

Prime Factorization of 79931

Now multiplying the highest exponent prime factors to calculate the LCM of 79921 and 79931.

LCM(79921,79931) = 229¹ × 349¹ × 67¹ × 1193¹
LCM(79921,79931) = 6388165451