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What is the Least Common Multiple of 49407 and 49422?

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 49407 and 49422 is 813930918.

LCM(49407,49422) = 813930918

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Least Common Multiple of 49407 and 49422 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 49407 and 49422, than apply into the LCM equation.

GCF(49407,49422) = 3
LCM(49407,49422) = ( 49407 × 49422) / 3
LCM(49407,49422) = 2441792754 / 3
LCM(49407,49422) = 813930918

Least Common Multiple (LCM) of 49407 and 49422 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 49407 and 49422. First we will calculate the prime factors of 49407 and 49422.

Prime Factorization of 49407

Prime factors of 49407 are 3, 43, 383. Prime factorization of 49407 in exponential form is:

49407 = 31 × 431 × 3831

Prime Factorization of 49422

Prime factors of 49422 are 2, 3, 8237. Prime factorization of 49422 in exponential form is:

49422 = 21 × 31 × 82371

Now multiplying the highest exponent prime factors to calculate the LCM of 49407 and 49422.

LCM(49407,49422) = 31 × 431 × 3831 × 21 × 82371
LCM(49407,49422) = 813930918