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What is the Least Common Multiple of 51912 and 51922?

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 51912 and 51922 is 1347687432.

LCM(51912,51922) = 1347687432

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Least Common Multiple of 51912 and 51922 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51912 and 51922, than apply into the LCM equation.

GCF(51912,51922) = 2
LCM(51912,51922) = ( 51912 × 51922) / 2
LCM(51912,51922) = 2695374864 / 2
LCM(51912,51922) = 1347687432

Least Common Multiple (LCM) of 51912 and 51922 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51912 and 51922. First we will calculate the prime factors of 51912 and 51922.

Prime Factorization of 51912

Prime factors of 51912 are 2, 3, 7, 103. Prime factorization of 51912 in exponential form is:

51912 = 23 × 32 × 71 × 1031

Prime Factorization of 51922

Prime factors of 51922 are 2, 13, 1997. Prime factorization of 51922 in exponential form is:

51922 = 21 × 131 × 19971

Now multiplying the highest exponent prime factors to calculate the LCM of 51912 and 51922.

LCM(51912,51922) = 23 × 32 × 71 × 1031 × 131 × 19971
LCM(51912,51922) = 1347687432