What is the Least Common Multiple of 11260 and 11270?

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 11260 and 11270 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11260 and 11270, than apply into the LCM equation.

GCF(11260,11270) = 10
LCM(11260,11270) = ( 11260 × 11270) / 10
LCM(11260,11270) = 126900200 / 10
LCM(11260,11270) = 12690020

Least Common Multiple (LCM) of 11260 and 11270 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11260 and 11270. First we will calculate the prime factors of 11260 and 11270.

Prime Factorization of 11260

Prime Factorization of 11270

Now multiplying the highest exponent prime factors to calculate the LCM of 11260 and 11270.

LCM(11260,11270) = 2² × 5¹ × 563¹ × 7² × 23¹
LCM(11260,11270) = 12690020