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What is the Least Common Multiple of 25489 and 25494?

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 25494 is 649816566.

LCM(25489,25494) = 649816566

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Least Common Multiple of 25489 and 25494 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 25494, than apply into the LCM equation.

GCF(25489,25494) = 1
LCM(25489,25494) = ( 25489 × 25494) / 1
LCM(25489,25494) = 649816566 / 1
LCM(25489,25494) = 649816566

Least Common Multiple (LCM) of 25489 and 25494 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25489 and 25494. First we will calculate the prime factors of 25489 and 25494.

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 25494

Prime factors of 25494 are 2, 3, 7, 607. Prime factorization of 25494 in exponential form is:

25494 = 21 × 31 × 71 × 6071

Now multiplying the highest exponent prime factors to calculate the LCM of 25489 and 25494.

LCM(25489,25494) = 711 × 3591 × 21 × 31 × 71 × 6071
LCM(25489,25494) = 649816566