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What is the Least Common Multiple of 23647 and 23665?

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 23647 and 23665 is 559606255.

LCM(23647,23665) = 559606255

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Least Common Multiple of 23647 and 23665 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 23647 and 23665, than apply into the LCM equation.

GCF(23647,23665) = 1
LCM(23647,23665) = ( 23647 × 23665) / 1
LCM(23647,23665) = 559606255 / 1
LCM(23647,23665) = 559606255

Least Common Multiple (LCM) of 23647 and 23665 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 23647 and 23665. First we will calculate the prime factors of 23647 and 23665.

Prime Factorization of 23647

Prime factors of 23647 are 13, 17, 107. Prime factorization of 23647 in exponential form is:

23647 = 131 × 171 × 1071

Prime Factorization of 23665

Prime factors of 23665 are 5, 4733. Prime factorization of 23665 in exponential form is:

23665 = 51 × 47331

Now multiplying the highest exponent prime factors to calculate the LCM of 23647 and 23665.

LCM(23647,23665) = 131 × 171 × 1071 × 51 × 47331
LCM(23647,23665) = 559606255