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What is the Least Common Multiple of 51891 and 51902?

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 51891 and 51902 is 2693246682.

LCM(51891,51902) = 2693246682

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Least Common Multiple of 51891 and 51902 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51891 and 51902, than apply into the LCM equation.

GCF(51891,51902) = 1
LCM(51891,51902) = ( 51891 × 51902) / 1
LCM(51891,51902) = 2693246682 / 1
LCM(51891,51902) = 2693246682

Least Common Multiple (LCM) of 51891 and 51902 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51891 and 51902. First we will calculate the prime factors of 51891 and 51902.

Prime Factorization of 51891

Prime factors of 51891 are 3, 7, 353. Prime factorization of 51891 in exponential form is:

51891 = 31 × 72 × 3531

Prime Factorization of 51902

Prime factors of 51902 are 2, 25951. Prime factorization of 51902 in exponential form is:

51902 = 21 × 259511

Now multiplying the highest exponent prime factors to calculate the LCM of 51891 and 51902.

LCM(51891,51902) = 31 × 72 × 3531 × 21 × 259511
LCM(51891,51902) = 2693246682