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What is the Least Common Multiple of 10440 and 10447?

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 10440 and 10447 is 109066680.

LCM(10440,10447) = 109066680

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Least Common Multiple of 10440 and 10447 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10440 and 10447, than apply into the LCM equation.

GCF(10440,10447) = 1
LCM(10440,10447) = ( 10440 × 10447) / 1
LCM(10440,10447) = 109066680 / 1
LCM(10440,10447) = 109066680

Least Common Multiple (LCM) of 10440 and 10447 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10440 and 10447. First we will calculate the prime factors of 10440 and 10447.

Prime Factorization of 10440

Prime factors of 10440 are 2, 3, 5, 29. Prime factorization of 10440 in exponential form is:

10440 = 23 × 32 × 51 × 291

Prime Factorization of 10447

Prime factors of 10447 are 31, 337. Prime factorization of 10447 in exponential form is:

10447 = 311 × 3371

Now multiplying the highest exponent prime factors to calculate the LCM of 10440 and 10447.

LCM(10440,10447) = 23 × 32 × 51 × 291 × 311 × 3371
LCM(10440,10447) = 109066680