What is the Least Common Multiple of 87881 and 87891?

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 87881 and 87891 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87881 and 87891, than apply into the LCM equation.

GCF(87881,87891) = 1
LCM(87881,87891) = ( 87881 × 87891) / 1
LCM(87881,87891) = 7723948971 / 1
LCM(87881,87891) = 7723948971

Least Common Multiple (LCM) of 87881 and 87891 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87881 and 87891. First we will calculate the prime factors of 87881 and 87891.

Prime Factorization of 87881

Prime Factorization of 87891

Now multiplying the highest exponent prime factors to calculate the LCM of 87881 and 87891.

LCM(87881,87891) = 87881¹ × 3¹ × 29297¹
LCM(87881,87891) = 7723948971