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What is the Least Common Multiple of 25637 and 25646?

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 25637 and 25646 is 657486502.

LCM(25637,25646) = 657486502

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Least Common Multiple of 25637 and 25646 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25637 and 25646, than apply into the LCM equation.

GCF(25637,25646) = 1
LCM(25637,25646) = ( 25637 × 25646) / 1
LCM(25637,25646) = 657486502 / 1
LCM(25637,25646) = 657486502

Least Common Multiple (LCM) of 25637 and 25646 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25637 and 25646. First we will calculate the prime factors of 25637 and 25646.

Prime Factorization of 25637

Prime factors of 25637 are 31, 827. Prime factorization of 25637 in exponential form is:

25637 = 311 × 8271

Prime Factorization of 25646

Prime factors of 25646 are 2, 12823. Prime factorization of 25646 in exponential form is:

25646 = 21 × 128231

Now multiplying the highest exponent prime factors to calculate the LCM of 25637 and 25646.

LCM(25637,25646) = 311 × 8271 × 21 × 128231
LCM(25637,25646) = 657486502