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What is the Least Common Multiple of 34191 and 34209?

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 34191 and 34209 is 129959991.

LCM(34191,34209) = 129959991

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Least Common Multiple of 34191 and 34209 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 34191 and 34209, than apply into the LCM equation.

GCF(34191,34209) = 9
LCM(34191,34209) = ( 34191 × 34209) / 9
LCM(34191,34209) = 1169639919 / 9
LCM(34191,34209) = 129959991

Least Common Multiple (LCM) of 34191 and 34209 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 34191 and 34209. First we will calculate the prime factors of 34191 and 34209.

Prime Factorization of 34191

Prime factors of 34191 are 3, 29, 131. Prime factorization of 34191 in exponential form is:

34191 = 32 × 291 × 1311

Prime Factorization of 34209

Prime factors of 34209 are 3, 7, 181. Prime factorization of 34209 in exponential form is:

34209 = 33 × 71 × 1811

Now multiplying the highest exponent prime factors to calculate the LCM of 34191 and 34209.

LCM(34191,34209) = 33 × 291 × 1311 × 71 × 1811
LCM(34191,34209) = 129959991