# What is the Least Common Multiple of 109 and 113?

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 (LCM) of 109 and 113 is 12317.

LCM(109,113) = 12317

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## Least Common Multiple of 109 and 113 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 109 and 113, than apply into the LCM equation.

GCF(109,113) = 1
LCM(109,113) = ( 109 × 113) / 1
LCM(109,113) = 12317 / 1
LCM(109,113) = 12317

## Least Common Multiple (LCM) of 109 and 113 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 109 and 113. First we will calculate the prime factors of 109 and 113.

### Prime Factorization of 109

Prime factors of 109 are 109. Prime factorization of 109 in exponential form is:

109 = 1091

### Prime Factorization of 113

Prime factors of 113 are 113. Prime factorization of 113 in exponential form is:

113 = 1131

Now multiplying the highest exponent prime factors to calculate the LCM of 109 and 113.

LCM(109,113) = 1091 × 1131
LCM(109,113) = 12317