GCF and LCM Calculator Logo

What is the Least Common Multiple of 90674 and 90687?

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 (LCM) of 90674 and 90687 is 8222953038.

LCM(90674,90687) = 8222953038

LCM Calculator and
and

Least Common Multiple of 90674 and 90687 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90674 and 90687, than apply into the LCM equation.

GCF(90674,90687) = 1
LCM(90674,90687) = ( 90674 × 90687) / 1
LCM(90674,90687) = 8222953038 / 1
LCM(90674,90687) = 8222953038

Least Common Multiple (LCM) of 90674 and 90687 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90674 and 90687. First we will calculate the prime factors of 90674 and 90687.

Prime Factorization of 90674

Prime factors of 90674 are 2, 45337. Prime factorization of 90674 in exponential form is:

90674 = 21 × 453371

Prime Factorization of 90687

Prime factors of 90687 are 3, 19, 37, 43. Prime factorization of 90687 in exponential form is:

90687 = 31 × 191 × 371 × 431

Now multiplying the highest exponent prime factors to calculate the LCM of 90674 and 90687.

LCM(90674,90687) = 21 × 453371 × 31 × 191 × 371 × 431
LCM(90674,90687) = 8222953038