What is the Least Common Multiple of 10909 and 10917?

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 10909 and 10917 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10909 and 10917, than apply into the LCM equation.

GCF(10909,10917) = 1
LCM(10909,10917) = ( 10909 × 10917) / 1
LCM(10909,10917) = 119093553 / 1
LCM(10909,10917) = 119093553

Least Common Multiple (LCM) of 10909 and 10917 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10909 and 10917. First we will calculate the prime factors of 10909 and 10917.

Prime Factorization of 10909

Prime Factorization of 10917

Now multiplying the highest exponent prime factors to calculate the LCM of 10909 and 10917.

LCM(10909,10917) = 10909¹ × 3² × 1213¹
LCM(10909,10917) = 119093553