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What is the Least Common Multiple of 25618 and 25631?

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 25618 and 25631 is 656614958.

LCM(25618,25631) = 656614958

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Least Common Multiple of 25618 and 25631 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25618 and 25631, than apply into the LCM equation.

GCF(25618,25631) = 1
LCM(25618,25631) = ( 25618 × 25631) / 1
LCM(25618,25631) = 656614958 / 1
LCM(25618,25631) = 656614958

Least Common Multiple (LCM) of 25618 and 25631 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25618 and 25631. First we will calculate the prime factors of 25618 and 25631.

Prime Factorization of 25618

Prime factors of 25618 are 2, 12809. Prime factorization of 25618 in exponential form is:

25618 = 21 × 128091

Prime Factorization of 25631

Prime factors of 25631 are 19, 71. Prime factorization of 25631 in exponential form is:

25631 = 192 × 711

Now multiplying the highest exponent prime factors to calculate the LCM of 25618 and 25631.

LCM(25618,25631) = 21 × 128091 × 192 × 711
LCM(25618,25631) = 656614958