What is the Least Common Multiple of 12355 and 12370?

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 12355 and 12370 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12355 and 12370, than apply into the LCM equation.

GCF(12355,12370) = 5
LCM(12355,12370) = ( 12355 × 12370) / 5
LCM(12355,12370) = 152831350 / 5
LCM(12355,12370) = 30566270

Least Common Multiple (LCM) of 12355 and 12370 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12355 and 12370. First we will calculate the prime factors of 12355 and 12370.

Prime Factorization of 12355

Prime Factorization of 12370

Now multiplying the highest exponent prime factors to calculate the LCM of 12355 and 12370.

LCM(12355,12370) = 5¹ × 7¹ × 353¹ × 2¹ × 1237¹
LCM(12355,12370) = 30566270