What is the Least Common Multiple of 28731 and 28736?

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 28731 and 28736 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28731 and 28736, than apply into the LCM equation.

GCF(28731,28736) = 1
LCM(28731,28736) = ( 28731 × 28736) / 1
LCM(28731,28736) = 825614016 / 1
LCM(28731,28736) = 825614016

Least Common Multiple (LCM) of 28731 and 28736 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28731 and 28736. First we will calculate the prime factors of 28731 and 28736.

Prime Factorization of 28731

Prime Factorization of 28736

Now multiplying the highest exponent prime factors to calculate the LCM of 28731 and 28736.

LCM(28731,28736) = 3¹ × 61¹ × 157¹ × 2⁶ × 449¹
LCM(28731,28736) = 825614016