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What is the Least Common Multiple of 57686 and 57694?

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 57686 and 57694 is 1664068042.

LCM(57686,57694) = 1664068042

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Least Common Multiple of 57686 and 57694 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57686 and 57694, than apply into the LCM equation.

GCF(57686,57694) = 2
LCM(57686,57694) = ( 57686 × 57694) / 2
LCM(57686,57694) = 3328136084 / 2
LCM(57686,57694) = 1664068042

Least Common Multiple (LCM) of 57686 and 57694 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57686 and 57694. First we will calculate the prime factors of 57686 and 57694.

Prime Factorization of 57686

Prime factors of 57686 are 2, 28843. Prime factorization of 57686 in exponential form is:

57686 = 21 × 288431

Prime Factorization of 57694

Prime factors of 57694 are 2, 7, 13, 317. Prime factorization of 57694 in exponential form is:

57694 = 21 × 71 × 131 × 3171

Now multiplying the highest exponent prime factors to calculate the LCM of 57686 and 57694.

LCM(57686,57694) = 21 × 288431 × 71 × 131 × 3171
LCM(57686,57694) = 1664068042