What is the Least Common Multiple of 67489 and 67508?

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 67489 and 67508 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67489 and 67508, than apply into the LCM equation.

GCF(67489,67508) = 1
LCM(67489,67508) = ( 67489 × 67508) / 1
LCM(67489,67508) = 4556047412 / 1
LCM(67489,67508) = 4556047412

Least Common Multiple (LCM) of 67489 and 67508 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67489 and 67508. First we will calculate the prime factors of 67489 and 67508.

Prime Factorization of 67489

Prime Factorization of 67508

Now multiplying the highest exponent prime factors to calculate the LCM of 67489 and 67508.

LCM(67489,67508) = 67489¹ × 2² × 7¹ × 2411¹
LCM(67489,67508) = 4556047412