What is the Least Common Multiple of 85600 and 85604?

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 85600 and 85604 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85600 and 85604, than apply into the LCM equation.

GCF(85600,85604) = 4
LCM(85600,85604) = ( 85600 × 85604) / 4
LCM(85600,85604) = 7327702400 / 4
LCM(85600,85604) = 1831925600

Least Common Multiple (LCM) of 85600 and 85604 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85600 and 85604. First we will calculate the prime factors of 85600 and 85604.

Prime Factorization of 85600

Prime Factorization of 85604

Now multiplying the highest exponent prime factors to calculate the LCM of 85600 and 85604.

LCM(85600,85604) = 2⁵ × 5² × 107¹ × 21401¹
LCM(85600,85604) = 1831925600