What is the Least Common Multiple of 77312 and 77318?

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 77312 and 77318 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77312 and 77318, than apply into the LCM equation.

GCF(77312,77318) = 2
LCM(77312,77318) = ( 77312 × 77318) / 2
LCM(77312,77318) = 5977609216 / 2
LCM(77312,77318) = 2988804608

Least Common Multiple (LCM) of 77312 and 77318 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77312 and 77318. First we will calculate the prime factors of 77312 and 77318.

Prime Factorization of 77312

Prime Factorization of 77318

Now multiplying the highest exponent prime factors to calculate the LCM of 77312 and 77318.

LCM(77312,77318) = 2⁹ × 151¹ × 67¹ × 577¹
LCM(77312,77318) = 2988804608