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What is the Least Common Multiple of 83682 and 83691?

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 83682 and 83691 is 778158918.

LCM(83682,83691) = 778158918

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Least Common Multiple of 83682 and 83691 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83682 and 83691, than apply into the LCM equation.

GCF(83682,83691) = 9
LCM(83682,83691) = ( 83682 × 83691) / 9
LCM(83682,83691) = 7003430262 / 9
LCM(83682,83691) = 778158918

Least Common Multiple (LCM) of 83682 and 83691 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83682 and 83691. First we will calculate the prime factors of 83682 and 83691.

Prime Factorization of 83682

Prime factors of 83682 are 2, 3, 4649. Prime factorization of 83682 in exponential form is:

83682 = 21 × 32 × 46491

Prime Factorization of 83691

Prime factors of 83691 are 3, 17, 547. Prime factorization of 83691 in exponential form is:

83691 = 32 × 171 × 5471

Now multiplying the highest exponent prime factors to calculate the LCM of 83682 and 83691.

LCM(83682,83691) = 21 × 32 × 46491 × 171 × 5471
LCM(83682,83691) = 778158918