What is the Least Common Multiple of 28355 and 28360?

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 28355 and 28360 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28355 and 28360, than apply into the LCM equation.

GCF(28355,28360) = 5
LCM(28355,28360) = ( 28355 × 28360) / 5
LCM(28355,28360) = 804147800 / 5
LCM(28355,28360) = 160829560

Least Common Multiple (LCM) of 28355 and 28360 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28355 and 28360. First we will calculate the prime factors of 28355 and 28360.

Prime Factorization of 28355

Prime Factorization of 28360

Now multiplying the highest exponent prime factors to calculate the LCM of 28355 and 28360.

LCM(28355,28360) = 5¹ × 53¹ × 107¹ × 2³ × 709¹
LCM(28355,28360) = 160829560