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What is the Least Common Multiple of 25489 and 25507?

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 25489 and 25507 is 650147923.

LCM(25489,25507) = 650147923

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Least Common Multiple of 25489 and 25507 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25489 and 25507, than apply into the LCM equation.

GCF(25489,25507) = 1
LCM(25489,25507) = ( 25489 × 25507) / 1
LCM(25489,25507) = 650147923 / 1
LCM(25489,25507) = 650147923

Least Common Multiple (LCM) of 25489 and 25507 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25489 and 25507. First we will calculate the prime factors of 25489 and 25507.

Prime Factorization of 25489

Prime factors of 25489 are 71, 359. Prime factorization of 25489 in exponential form is:

25489 = 711 × 3591

Prime Factorization of 25507

Prime factors of 25507 are 23, 1109. Prime factorization of 25507 in exponential form is:

25507 = 231 × 11091

Now multiplying the highest exponent prime factors to calculate the LCM of 25489 and 25507.

LCM(25489,25507) = 711 × 3591 × 231 × 11091
LCM(25489,25507) = 650147923