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What is the Least Common Multiple of 25580 and 25586?

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 25580 and 25586 is 327244940.

LCM(25580,25586) = 327244940

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Least Common Multiple of 25580 and 25586 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25580 and 25586, than apply into the LCM equation.

GCF(25580,25586) = 2
LCM(25580,25586) = ( 25580 × 25586) / 2
LCM(25580,25586) = 654489880 / 2
LCM(25580,25586) = 327244940

Least Common Multiple (LCM) of 25580 and 25586 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25580 and 25586. First we will calculate the prime factors of 25580 and 25586.

Prime Factorization of 25580

Prime factors of 25580 are 2, 5, 1279. Prime factorization of 25580 in exponential form is:

25580 = 22 × 51 × 12791

Prime Factorization of 25586

Prime factors of 25586 are 2, 11, 1163. Prime factorization of 25586 in exponential form is:

25586 = 21 × 111 × 11631

Now multiplying the highest exponent prime factors to calculate the LCM of 25580 and 25586.

LCM(25580,25586) = 22 × 51 × 12791 × 111 × 11631
LCM(25580,25586) = 327244940