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What is the Least Common Multiple of 51865 and 51873?

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 51865 and 51873 is 2690393145.

LCM(51865,51873) = 2690393145

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Least Common Multiple of 51865 and 51873 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51865 and 51873, than apply into the LCM equation.

GCF(51865,51873) = 1
LCM(51865,51873) = ( 51865 × 51873) / 1
LCM(51865,51873) = 2690393145 / 1
LCM(51865,51873) = 2690393145

Least Common Multiple (LCM) of 51865 and 51873 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51865 and 51873. First we will calculate the prime factors of 51865 and 51873.

Prime Factorization of 51865

Prime factors of 51865 are 5, 11, 23, 41. Prime factorization of 51865 in exponential form is:

51865 = 51 × 111 × 231 × 411

Prime Factorization of 51873

Prime factors of 51873 are 3, 17291. Prime factorization of 51873 in exponential form is:

51873 = 31 × 172911

Now multiplying the highest exponent prime factors to calculate the LCM of 51865 and 51873.

LCM(51865,51873) = 51 × 111 × 231 × 411 × 31 × 172911
LCM(51865,51873) = 2690393145