What is the Least Common Multiple of 87080 and 87084?

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 87080 and 87084 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87080 and 87084, than apply into the LCM equation.

GCF(87080,87084) = 4
LCM(87080,87084) = ( 87080 × 87084) / 4
LCM(87080,87084) = 7583274720 / 4
LCM(87080,87084) = 1895818680

Least Common Multiple (LCM) of 87080 and 87084 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87080 and 87084. First we will calculate the prime factors of 87080 and 87084.

Prime Factorization of 87080

Prime Factorization of 87084

Now multiplying the highest exponent prime factors to calculate the LCM of 87080 and 87084.

LCM(87080,87084) = 2³ × 5¹ × 7¹ × 311¹ × 3² × 41¹ × 59¹
LCM(87080,87084) = 1895818680