What is the Least Common Multiple of 78576 and 78586?

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 78576 and 78586 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78576 and 78586, than apply into the LCM equation.

GCF(78576,78586) = 2
LCM(78576,78586) = ( 78576 × 78586) / 2
LCM(78576,78586) = 6174973536 / 2
LCM(78576,78586) = 3087486768

Least Common Multiple (LCM) of 78576 and 78586 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78576 and 78586. First we will calculate the prime factors of 78576 and 78586.

Prime Factorization of 78576

Prime Factorization of 78586

Now multiplying the highest exponent prime factors to calculate the LCM of 78576 and 78586.

LCM(78576,78586) = 2⁴ × 3¹ × 1637¹ × 39293¹
LCM(78576,78586) = 3087486768