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What is the Least Common Multiple of 66859 and 66868?

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 66859 and 66868 is 4470727612.

LCM(66859,66868) = 4470727612

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Least Common Multiple of 66859 and 66868 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66859 and 66868, than apply into the LCM equation.

GCF(66859,66868) = 1
LCM(66859,66868) = ( 66859 × 66868) / 1
LCM(66859,66868) = 4470727612 / 1
LCM(66859,66868) = 4470727612

Least Common Multiple (LCM) of 66859 and 66868 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66859 and 66868. First we will calculate the prime factors of 66859 and 66868.

Prime Factorization of 66859

Prime factors of 66859 are 13, 37, 139. Prime factorization of 66859 in exponential form is:

66859 = 131 × 371 × 1391

Prime Factorization of 66868

Prime factors of 66868 are 2, 73, 229. Prime factorization of 66868 in exponential form is:

66868 = 22 × 731 × 2291

Now multiplying the highest exponent prime factors to calculate the LCM of 66859 and 66868.

LCM(66859,66868) = 131 × 371 × 1391 × 22 × 731 × 2291
LCM(66859,66868) = 4470727612