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What is the Least Common Multiple of 34391 and 34398?

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 34391 and 34398 is 168997374.

LCM(34391,34398) = 168997374

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Least Common Multiple of 34391 and 34398 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 34391 and 34398, than apply into the LCM equation.

GCF(34391,34398) = 7
LCM(34391,34398) = ( 34391 × 34398) / 7
LCM(34391,34398) = 1182981618 / 7
LCM(34391,34398) = 168997374

Least Common Multiple (LCM) of 34391 and 34398 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 34391 and 34398. First we will calculate the prime factors of 34391 and 34398.

Prime Factorization of 34391

Prime factors of 34391 are 7, 17. Prime factorization of 34391 in exponential form is:

34391 = 71 × 173

Prime Factorization of 34398

Prime factors of 34398 are 2, 3, 7, 13. Prime factorization of 34398 in exponential form is:

34398 = 21 × 33 × 72 × 131

Now multiplying the highest exponent prime factors to calculate the LCM of 34391 and 34398.

LCM(34391,34398) = 72 × 173 × 21 × 33 × 131
LCM(34391,34398) = 168997374