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What is the Least Common Multiple of 25891 and 25903?

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 25891 and 25903 is 670654573.

LCM(25891,25903) = 670654573

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Least Common Multiple of 25891 and 25903 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25891 and 25903, than apply into the LCM equation.

GCF(25891,25903) = 1
LCM(25891,25903) = ( 25891 × 25903) / 1
LCM(25891,25903) = 670654573 / 1
LCM(25891,25903) = 670654573

Least Common Multiple (LCM) of 25891 and 25903 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25891 and 25903. First we will calculate the prime factors of 25891 and 25903.

Prime Factorization of 25891

Prime factors of 25891 are 17, 1523. Prime factorization of 25891 in exponential form is:

25891 = 171 × 15231

Prime Factorization of 25903

Prime factors of 25903 are 25903. Prime factorization of 25903 in exponential form is:

25903 = 259031

Now multiplying the highest exponent prime factors to calculate the LCM of 25891 and 25903.

LCM(25891,25903) = 171 × 15231 × 259031
LCM(25891,25903) = 670654573