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What is the Least Common Multiple of 25625 and 25641?

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 25625 and 25641 is 657050625.

LCM(25625,25641) = 657050625

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Least Common Multiple of 25625 and 25641 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25625 and 25641, than apply into the LCM equation.

GCF(25625,25641) = 1
LCM(25625,25641) = ( 25625 × 25641) / 1
LCM(25625,25641) = 657050625 / 1
LCM(25625,25641) = 657050625

Least Common Multiple (LCM) of 25625 and 25641 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25625 and 25641. First we will calculate the prime factors of 25625 and 25641.

Prime Factorization of 25625

Prime factors of 25625 are 5, 41. Prime factorization of 25625 in exponential form is:

25625 = 54 × 411

Prime Factorization of 25641

Prime factors of 25641 are 3, 7, 11, 37. Prime factorization of 25641 in exponential form is:

25641 = 32 × 71 × 111 × 371

Now multiplying the highest exponent prime factors to calculate the LCM of 25625 and 25641.

LCM(25625,25641) = 54 × 411 × 32 × 71 × 111 × 371
LCM(25625,25641) = 657050625