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What is the Least Common Multiple of 51256 and 51265?

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 51256 and 51265 is 2627638840.

LCM(51256,51265) = 2627638840

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Least Common Multiple of 51256 and 51265 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51256 and 51265, than apply into the LCM equation.

GCF(51256,51265) = 1
LCM(51256,51265) = ( 51256 × 51265) / 1
LCM(51256,51265) = 2627638840 / 1
LCM(51256,51265) = 2627638840

Least Common Multiple (LCM) of 51256 and 51265 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51256 and 51265. First we will calculate the prime factors of 51256 and 51265.

Prime Factorization of 51256

Prime factors of 51256 are 2, 43, 149. Prime factorization of 51256 in exponential form is:

51256 = 23 × 431 × 1491

Prime Factorization of 51265

Prime factors of 51265 are 5, 10253. Prime factorization of 51265 in exponential form is:

51265 = 51 × 102531

Now multiplying the highest exponent prime factors to calculate the LCM of 51256 and 51265.

LCM(51256,51265) = 23 × 431 × 1491 × 51 × 102531
LCM(51256,51265) = 2627638840