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What is the Least Common Multiple of 40569 and 40576?

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 40569 and 40576 is 1646127744.

LCM(40569,40576) = 1646127744

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Least Common Multiple of 40569 and 40576 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40569 and 40576, than apply into the LCM equation.

GCF(40569,40576) = 1
LCM(40569,40576) = ( 40569 × 40576) / 1
LCM(40569,40576) = 1646127744 / 1
LCM(40569,40576) = 1646127744

Least Common Multiple (LCM) of 40569 and 40576 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40569 and 40576. First we will calculate the prime factors of 40569 and 40576.

Prime Factorization of 40569

Prime factors of 40569 are 3, 13523. Prime factorization of 40569 in exponential form is:

40569 = 31 × 135231

Prime Factorization of 40576

Prime factors of 40576 are 2, 317. Prime factorization of 40576 in exponential form is:

40576 = 27 × 3171

Now multiplying the highest exponent prime factors to calculate the LCM of 40569 and 40576.

LCM(40569,40576) = 31 × 135231 × 27 × 3171
LCM(40569,40576) = 1646127744