What is the Least Common Multiple of 28808 and 28816?

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 28808 and 28816 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28808 and 28816, than apply into the LCM equation.

GCF(28808,28816) = 8
LCM(28808,28816) = ( 28808 × 28816) / 8
LCM(28808,28816) = 830131328 / 8
LCM(28808,28816) = 103766416

Least Common Multiple (LCM) of 28808 and 28816 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28808 and 28816. First we will calculate the prime factors of 28808 and 28816.

Prime Factorization of 28808

Prime Factorization of 28816

Now multiplying the highest exponent prime factors to calculate the LCM of 28808 and 28816.

LCM(28808,28816) = 2⁴ × 13¹ × 277¹ × 1801¹
LCM(28808,28816) = 103766416