What is the Least Common Multiple of 87643 and 87658?

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 87643 and 87658 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87643 and 87658, than apply into the LCM equation.

GCF(87643,87658) = 1
LCM(87643,87658) = ( 87643 × 87658) / 1
LCM(87643,87658) = 7682610094 / 1
LCM(87643,87658) = 7682610094

Least Common Multiple (LCM) of 87643 and 87658 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87643 and 87658. First we will calculate the prime factors of 87643 and 87658.

Prime Factorization of 87643

Prime Factorization of 87658

Now multiplying the highest exponent prime factors to calculate the LCM of 87643 and 87658.

LCM(87643,87658) = 87643¹ × 2¹ × 41¹ × 1069¹
LCM(87643,87658) = 7682610094