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What is the Least Common Multiple of 25100 and 25118?

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 25100 and 25118 is 315230900.

LCM(25100,25118) = 315230900

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Least Common Multiple of 25100 and 25118 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25100 and 25118, than apply into the LCM equation.

GCF(25100,25118) = 2
LCM(25100,25118) = ( 25100 × 25118) / 2
LCM(25100,25118) = 630461800 / 2
LCM(25100,25118) = 315230900

Least Common Multiple (LCM) of 25100 and 25118 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25100 and 25118. First we will calculate the prime factors of 25100 and 25118.

Prime Factorization of 25100

Prime factors of 25100 are 2, 5, 251. Prime factorization of 25100 in exponential form is:

25100 = 22 × 52 × 2511

Prime Factorization of 25118

Prime factors of 25118 are 2, 19, 661. Prime factorization of 25118 in exponential form is:

25118 = 21 × 191 × 6611

Now multiplying the highest exponent prime factors to calculate the LCM of 25100 and 25118.

LCM(25100,25118) = 22 × 52 × 2511 × 191 × 6611
LCM(25100,25118) = 315230900