What is the Least Common Multiple of 87312 and 87316?

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 87312 and 87316 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87312 and 87316, than apply into the LCM equation.

GCF(87312,87316) = 4
LCM(87312,87316) = ( 87312 × 87316) / 4
LCM(87312,87316) = 7623734592 / 4
LCM(87312,87316) = 1905933648

Least Common Multiple (LCM) of 87312 and 87316 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87312 and 87316. First we will calculate the prime factors of 87312 and 87316.

Prime Factorization of 87312

Prime Factorization of 87316

Now multiplying the highest exponent prime factors to calculate the LCM of 87312 and 87316.

LCM(87312,87316) = 2⁴ × 3¹ × 17¹ × 107¹ × 83¹ × 263¹
LCM(87312,87316) = 1905933648