What is the Least Common Multiple of 11391 and 11397?

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 11391 and 11397 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11391 and 11397, than apply into the LCM equation.

GCF(11391,11397) = 3
LCM(11391,11397) = ( 11391 × 11397) / 3
LCM(11391,11397) = 129823227 / 3
LCM(11391,11397) = 43274409

Least Common Multiple (LCM) of 11391 and 11397 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11391 and 11397. First we will calculate the prime factors of 11391 and 11397.

Prime Factorization of 11391

Prime Factorization of 11397

Now multiplying the highest exponent prime factors to calculate the LCM of 11391 and 11397.

LCM(11391,11397) = 3¹ × 3797¹ × 29¹ × 131¹
LCM(11391,11397) = 43274409