What is the Least Common Multiple of 67620 and 67635?

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 67620 and 67635 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67620 and 67635, than apply into the LCM equation.

GCF(67620,67635) = 15
LCM(67620,67635) = ( 67620 × 67635) / 15
LCM(67620,67635) = 4573478700 / 15
LCM(67620,67635) = 304898580

Least Common Multiple (LCM) of 67620 and 67635 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67620 and 67635. First we will calculate the prime factors of 67620 and 67635.

Prime Factorization of 67620

Prime Factorization of 67635

Now multiplying the highest exponent prime factors to calculate the LCM of 67620 and 67635.

LCM(67620,67635) = 2² × 3⁴ × 5¹ × 7² × 23¹ × 167¹
LCM(67620,67635) = 304898580