# What is the Least Common Multiple of 119 and 128?

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 119 and 128 is 15232.

LCM(119,128) = 15232

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## Least Common Multiple of 119 and 128 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 119 and 128, than apply into the LCM equation.

GCF(119,128) = 1
LCM(119,128) = ( 119 × 128) / 1
LCM(119,128) = 15232 / 1
LCM(119,128) = 15232

## Least Common Multiple (LCM) of 119 and 128 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 119 and 128. First we will calculate the prime factors of 119 and 128.

### Prime Factorization of 119

Prime factors of 119 are 7, 17. Prime factorization of 119 in exponential form is:

119 = 71 × 171

### Prime Factorization of 128

Prime factors of 128 are 2. Prime factorization of 128 in exponential form is:

128 = 27

Now multiplying the highest exponent prime factors to calculate the LCM of 119 and 128.

LCM(119,128) = 71 × 171 × 27
LCM(119,128) = 15232