What is the Least Common Multiple of 4309 and 4317?

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 4309 and 4317 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4309 and 4317, than apply into the LCM equation.

GCF(4309,4317) = 1
LCM(4309,4317) = ( 4309 × 4317) / 1
LCM(4309,4317) = 18601953 / 1
LCM(4309,4317) = 18601953

Least Common Multiple (LCM) of 4309 and 4317 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4309 and 4317. First we will calculate the prime factors of 4309 and 4317.

Prime Factorization of 4309

Prime Factorization of 4317

Now multiplying the highest exponent prime factors to calculate the LCM of 4309 and 4317.

LCM(4309,4317) = 31¹ × 139¹ × 3¹ × 1439¹
LCM(4309,4317) = 18601953