# What is the Least Common Multiple of 39 and 44?

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 39 and 44 is 1716.

LCM(39,44) = 1716

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## Least Common Multiple of 39 and 44 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39 and 44, than apply into the LCM equation.

GCF(39,44) = 1
LCM(39,44) = ( 39 × 44) / 1
LCM(39,44) = 1716 / 1
LCM(39,44) = 1716

## Least Common Multiple (LCM) of 39 and 44 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39 and 44. First we will calculate the prime factors of 39 and 44.

### Prime Factorization of 39

Prime factors of 39 are 3, 13. Prime factorization of 39 in exponential form is:

39 = 31 × 131

### Prime Factorization of 44

Prime factors of 44 are 2, 11. Prime factorization of 44 in exponential form is:

44 = 22 × 111

Now multiplying the highest exponent prime factors to calculate the LCM of 39 and 44.

LCM(39,44) = 31 × 131 × 22 × 111
LCM(39,44) = 1716