What is the Least Common Multiple of 13260 and 13268?

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 13260 and 13268 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13260 and 13268, than apply into the LCM equation.

GCF(13260,13268) = 4
LCM(13260,13268) = ( 13260 × 13268) / 4
LCM(13260,13268) = 175933680 / 4
LCM(13260,13268) = 43983420

Least Common Multiple (LCM) of 13260 and 13268 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13260 and 13268. First we will calculate the prime factors of 13260 and 13268.

Prime Factorization of 13260

Prime Factorization of 13268

Now multiplying the highest exponent prime factors to calculate the LCM of 13260 and 13268.

LCM(13260,13268) = 2² × 3¹ × 5¹ × 13¹ × 17¹ × 31¹ × 107¹
LCM(13260,13268) = 43983420