What is the Least Common Multiple of 79000 and 79015?

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 79000 and 79015 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79000 and 79015, than apply into the LCM equation.

GCF(79000,79015) = 5
LCM(79000,79015) = ( 79000 × 79015) / 5
LCM(79000,79015) = 6242185000 / 5
LCM(79000,79015) = 1248437000

Least Common Multiple (LCM) of 79000 and 79015 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79000 and 79015. First we will calculate the prime factors of 79000 and 79015.

Prime Factorization of 79000

Prime Factorization of 79015

Now multiplying the highest exponent prime factors to calculate the LCM of 79000 and 79015.

LCM(79000,79015) = 2³ × 5³ × 79¹ × 15803¹
LCM(79000,79015) = 1248437000