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What is the Least Common Multiple of 16654 and 16672?

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 16654 and 16672 is 138827744.

LCM(16654,16672) = 138827744

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Least Common Multiple of 16654 and 16672 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16654 and 16672, than apply into the LCM equation.

GCF(16654,16672) = 2
LCM(16654,16672) = ( 16654 × 16672) / 2
LCM(16654,16672) = 277655488 / 2
LCM(16654,16672) = 138827744

Least Common Multiple (LCM) of 16654 and 16672 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16654 and 16672. First we will calculate the prime factors of 16654 and 16672.

Prime Factorization of 16654

Prime factors of 16654 are 2, 11, 757. Prime factorization of 16654 in exponential form is:

16654 = 21 × 111 × 7571

Prime Factorization of 16672

Prime factors of 16672 are 2, 521. Prime factorization of 16672 in exponential form is:

16672 = 25 × 5211

Now multiplying the highest exponent prime factors to calculate the LCM of 16654 and 16672.

LCM(16654,16672) = 25 × 111 × 7571 × 5211
LCM(16654,16672) = 138827744