What is the Least Common Multiple of 70489 and 70508?

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 70489 and 70508 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70489 and 70508, than apply into the LCM equation.

GCF(70489,70508) = 1
LCM(70489,70508) = ( 70489 × 70508) / 1
LCM(70489,70508) = 4970038412 / 1
LCM(70489,70508) = 4970038412

Least Common Multiple (LCM) of 70489 and 70508 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70489 and 70508. First we will calculate the prime factors of 70489 and 70508.

Prime Factorization of 70489

Prime Factorization of 70508

Now multiplying the highest exponent prime factors to calculate the LCM of 70489 and 70508.

LCM(70489,70508) = 70489¹ × 2² × 17627¹
LCM(70489,70508) = 4970038412