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What is the Least Common Multiple of 16119 and 16128?

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 16119 and 16128 is 28885248.

LCM(16119,16128) = 28885248

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Least Common Multiple of 16119 and 16128 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16119 and 16128, than apply into the LCM equation.

GCF(16119,16128) = 9
LCM(16119,16128) = ( 16119 × 16128) / 9
LCM(16119,16128) = 259967232 / 9
LCM(16119,16128) = 28885248

Least Common Multiple (LCM) of 16119 and 16128 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16119 and 16128. First we will calculate the prime factors of 16119 and 16128.

Prime Factorization of 16119

Prime factors of 16119 are 3, 199. Prime factorization of 16119 in exponential form is:

16119 = 34 × 1991

Prime Factorization of 16128

Prime factors of 16128 are 2, 3, 7. Prime factorization of 16128 in exponential form is:

16128 = 28 × 32 × 71

Now multiplying the highest exponent prime factors to calculate the LCM of 16119 and 16128.

LCM(16119,16128) = 34 × 1991 × 28 × 71
LCM(16119,16128) = 28885248