What is the Least Common Multiple of 72736 and 72749?

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 72736 and 72749 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72736 and 72749, than apply into the LCM equation.

GCF(72736,72749) = 1
LCM(72736,72749) = ( 72736 × 72749) / 1
LCM(72736,72749) = 5291471264 / 1
LCM(72736,72749) = 5291471264

Least Common Multiple (LCM) of 72736 and 72749 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72736 and 72749. First we will calculate the prime factors of 72736 and 72749.

Prime Factorization of 72736

Prime Factorization of 72749

Now multiplying the highest exponent prime factors to calculate the LCM of 72736 and 72749.

LCM(72736,72749) = 2⁵ × 2273¹ × 23¹ × 3163¹
LCM(72736,72749) = 5291471264