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What is the Least Common Multiple of 18637 and 18646?

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 18637 and 18646 is 347505502.

LCM(18637,18646) = 347505502

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Least Common Multiple of 18637 and 18646 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18637 and 18646, than apply into the LCM equation.

GCF(18637,18646) = 1
LCM(18637,18646) = ( 18637 × 18646) / 1
LCM(18637,18646) = 347505502 / 1
LCM(18637,18646) = 347505502

Least Common Multiple (LCM) of 18637 and 18646 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18637 and 18646. First we will calculate the prime factors of 18637 and 18646.

Prime Factorization of 18637

Prime factors of 18637 are 18637. Prime factorization of 18637 in exponential form is:

18637 = 186371

Prime Factorization of 18646

Prime factors of 18646 are 2, 9323. Prime factorization of 18646 in exponential form is:

18646 = 21 × 93231

Now multiplying the highest exponent prime factors to calculate the LCM of 18637 and 18646.

LCM(18637,18646) = 186371 × 21 × 93231
LCM(18637,18646) = 347505502