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What is the Least Common Multiple of 51278 and 51285?

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 51278 and 51285 is 2629792230.

LCM(51278,51285) = 2629792230

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Least Common Multiple of 51278 and 51285 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51278 and 51285, than apply into the LCM equation.

GCF(51278,51285) = 1
LCM(51278,51285) = ( 51278 × 51285) / 1
LCM(51278,51285) = 2629792230 / 1
LCM(51278,51285) = 2629792230

Least Common Multiple (LCM) of 51278 and 51285 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51278 and 51285. First we will calculate the prime factors of 51278 and 51285.

Prime Factorization of 51278

Prime factors of 51278 are 2, 25639. Prime factorization of 51278 in exponential form is:

51278 = 21 × 256391

Prime Factorization of 51285

Prime factors of 51285 are 3, 5, 13, 263. Prime factorization of 51285 in exponential form is:

51285 = 31 × 51 × 131 × 2631

Now multiplying the highest exponent prime factors to calculate the LCM of 51278 and 51285.

LCM(51278,51285) = 21 × 256391 × 31 × 51 × 131 × 2631
LCM(51278,51285) = 2629792230