What is the Least Common Multiple of 87291 and 87311?

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 87291 and 87311 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87291 and 87311, than apply into the LCM equation.

GCF(87291,87311) = 1
LCM(87291,87311) = ( 87291 × 87311) / 1
LCM(87291,87311) = 7621464501 / 1
LCM(87291,87311) = 7621464501

Least Common Multiple (LCM) of 87291 and 87311 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87291 and 87311. First we will calculate the prime factors of 87291 and 87311.

Prime Factorization of 87291

Prime Factorization of 87311

Now multiplying the highest exponent prime factors to calculate the LCM of 87291 and 87311.

LCM(87291,87311) = 3³ × 53¹ × 61¹ × 7¹ × 12473¹
LCM(87291,87311) = 7621464501