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What is the Least Common Multiple of 51815 and 51823?

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 51815 and 51823 is 2685208745.

LCM(51815,51823) = 2685208745

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Least Common Multiple of 51815 and 51823 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51815 and 51823, than apply into the LCM equation.

GCF(51815,51823) = 1
LCM(51815,51823) = ( 51815 × 51823) / 1
LCM(51815,51823) = 2685208745 / 1
LCM(51815,51823) = 2685208745

Least Common Multiple (LCM) of 51815 and 51823 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51815 and 51823. First we will calculate the prime factors of 51815 and 51823.

Prime Factorization of 51815

Prime factors of 51815 are 5, 43, 241. Prime factorization of 51815 in exponential form is:

51815 = 51 × 431 × 2411

Prime Factorization of 51823

Prime factors of 51823 are 29, 1787. Prime factorization of 51823 in exponential form is:

51823 = 291 × 17871

Now multiplying the highest exponent prime factors to calculate the LCM of 51815 and 51823.

LCM(51815,51823) = 51 × 431 × 2411 × 291 × 17871
LCM(51815,51823) = 2685208745