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What is the Least Common Multiple of 25602 and 25609?

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 25602 and 25609 is 655641618.

LCM(25602,25609) = 655641618

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Least Common Multiple of 25602 and 25609 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25602 and 25609, than apply into the LCM equation.

GCF(25602,25609) = 1
LCM(25602,25609) = ( 25602 × 25609) / 1
LCM(25602,25609) = 655641618 / 1
LCM(25602,25609) = 655641618

Least Common Multiple (LCM) of 25602 and 25609 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25602 and 25609. First we will calculate the prime factors of 25602 and 25609.

Prime Factorization of 25602

Prime factors of 25602 are 2, 3, 17, 251. Prime factorization of 25602 in exponential form is:

25602 = 21 × 31 × 171 × 2511

Prime Factorization of 25609

Prime factors of 25609 are 25609. Prime factorization of 25609 in exponential form is:

25609 = 256091

Now multiplying the highest exponent prime factors to calculate the LCM of 25602 and 25609.

LCM(25602,25609) = 21 × 31 × 171 × 2511 × 256091
LCM(25602,25609) = 655641618