What is the Least Common Multiple of 80638 and 80653?

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 80638 and 80653 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80638 and 80653, than apply into the LCM equation.

GCF(80638,80653) = 1
LCM(80638,80653) = ( 80638 × 80653) / 1
LCM(80638,80653) = 6503696614 / 1
LCM(80638,80653) = 6503696614

Least Common Multiple (LCM) of 80638 and 80653 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80638 and 80653. First we will calculate the prime factors of 80638 and 80653.

Prime Factorization of 80638

Prime Factorization of 80653

Now multiplying the highest exponent prime factors to calculate the LCM of 80638 and 80653.

LCM(80638,80653) = 2¹ × 23¹ × 1753¹ × 59¹ × 1367¹
LCM(80638,80653) = 6503696614