What is the Least Common Multiple of 87178 and 87187?

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 87178 and 87187 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87178 and 87187, than apply into the LCM equation.

GCF(87178,87187) = 1
LCM(87178,87187) = ( 87178 × 87187) / 1
LCM(87178,87187) = 7600788286 / 1
LCM(87178,87187) = 7600788286

Least Common Multiple (LCM) of 87178 and 87187 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87178 and 87187. First we will calculate the prime factors of 87178 and 87187.

Prime Factorization of 87178

Prime Factorization of 87187

Now multiplying the highest exponent prime factors to calculate the LCM of 87178 and 87187.

LCM(87178,87187) = 2¹ × 7¹ × 13¹ × 479¹ × 87187¹
LCM(87178,87187) = 7600788286