What is the Least Common Multiple of 12181 and 12187?

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 12181 and 12187 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12181 and 12187, than apply into the LCM equation.

GCF(12181,12187) = 1
LCM(12181,12187) = ( 12181 × 12187) / 1
LCM(12181,12187) = 148449847 / 1
LCM(12181,12187) = 148449847

Least Common Multiple (LCM) of 12181 and 12187 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12181 and 12187. First we will calculate the prime factors of 12181 and 12187.

Prime Factorization of 12181

Prime Factorization of 12187

Now multiplying the highest exponent prime factors to calculate the LCM of 12181 and 12187.

LCM(12181,12187) = 13¹ × 937¹ × 7¹ × 1741¹
LCM(12181,12187) = 148449847