What is the Least Common Multiple of 72407 and 72413?

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 72407 and 72413 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72407 and 72413, than apply into the LCM equation.

GCF(72407,72413) = 1
LCM(72407,72413) = ( 72407 × 72413) / 1
LCM(72407,72413) = 5243208091 / 1
LCM(72407,72413) = 5243208091

Least Common Multiple (LCM) of 72407 and 72413 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72407 and 72413. First we will calculate the prime factors of 72407 and 72413.

Prime Factorization of 72407

Prime Factorization of 72413

Now multiplying the highest exponent prime factors to calculate the LCM of 72407 and 72413.

LCM(72407,72413) = 61¹ × 1187¹ × 11¹ × 29¹ × 227¹
LCM(72407,72413) = 5243208091