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What is the Least Common Multiple of 25572 and 25578?

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 25572 and 25578 is 109013436.

LCM(25572,25578) = 109013436

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Least Common Multiple of 25572 and 25578 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25572 and 25578, than apply into the LCM equation.

GCF(25572,25578) = 6
LCM(25572,25578) = ( 25572 × 25578) / 6
LCM(25572,25578) = 654080616 / 6
LCM(25572,25578) = 109013436

Least Common Multiple (LCM) of 25572 and 25578 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25572 and 25578. First we will calculate the prime factors of 25572 and 25578.

Prime Factorization of 25572

Prime factors of 25572 are 2, 3, 2131. Prime factorization of 25572 in exponential form is:

25572 = 22 × 31 × 21311

Prime Factorization of 25578

Prime factors of 25578 are 2, 3, 7, 29. Prime factorization of 25578 in exponential form is:

25578 = 21 × 32 × 72 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 25572 and 25578.

LCM(25572,25578) = 22 × 32 × 21311 × 72 × 291
LCM(25572,25578) = 109013436