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What is the Least Common Multiple of 83855 and 83868?

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 83855 and 83868 is 7032751140.

LCM(83855,83868) = 7032751140

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Least Common Multiple of 83855 and 83868 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83855 and 83868, than apply into the LCM equation.

GCF(83855,83868) = 1
LCM(83855,83868) = ( 83855 × 83868) / 1
LCM(83855,83868) = 7032751140 / 1
LCM(83855,83868) = 7032751140

Least Common Multiple (LCM) of 83855 and 83868 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83855 and 83868. First we will calculate the prime factors of 83855 and 83868.

Prime Factorization of 83855

Prime factors of 83855 are 5, 31, 541. Prime factorization of 83855 in exponential form is:

83855 = 51 × 311 × 5411

Prime Factorization of 83868

Prime factors of 83868 are 2, 3, 29, 241. Prime factorization of 83868 in exponential form is:

83868 = 22 × 31 × 291 × 2411

Now multiplying the highest exponent prime factors to calculate the LCM of 83855 and 83868.

LCM(83855,83868) = 51 × 311 × 5411 × 22 × 31 × 291 × 2411
LCM(83855,83868) = 7032751140