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What is the Least Common Multiple of 40894 and 40908?

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 40894 and 40908 is 119492268.

LCM(40894,40908) = 119492268

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Least Common Multiple of 40894 and 40908 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40894 and 40908, than apply into the LCM equation.

GCF(40894,40908) = 14
LCM(40894,40908) = ( 40894 × 40908) / 14
LCM(40894,40908) = 1672891752 / 14
LCM(40894,40908) = 119492268

Least Common Multiple (LCM) of 40894 and 40908 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40894 and 40908. First we will calculate the prime factors of 40894 and 40908.

Prime Factorization of 40894

Prime factors of 40894 are 2, 7, 23, 127. Prime factorization of 40894 in exponential form is:

40894 = 21 × 71 × 231 × 1271

Prime Factorization of 40908

Prime factors of 40908 are 2, 3, 7, 487. Prime factorization of 40908 in exponential form is:

40908 = 22 × 31 × 71 × 4871

Now multiplying the highest exponent prime factors to calculate the LCM of 40894 and 40908.

LCM(40894,40908) = 22 × 71 × 231 × 1271 × 31 × 4871
LCM(40894,40908) = 119492268