What is the Least Common Multiple of 87147 and 87156?

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 87147 and 87156 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87147 and 87156, than apply into the LCM equation.

GCF(87147,87156) = 9
LCM(87147,87156) = ( 87147 × 87156) / 9
LCM(87147,87156) = 7595383932 / 9
LCM(87147,87156) = 843931548

Least Common Multiple (LCM) of 87147 and 87156 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87147 and 87156. First we will calculate the prime factors of 87147 and 87156.

Prime Factorization of 87147

Prime Factorization of 87156

Now multiplying the highest exponent prime factors to calculate the LCM of 87147 and 87156.

LCM(87147,87156) = 3⁴ × 23¹ × 421¹ × 2² × 269¹
LCM(87147,87156) = 843931548