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What is the Least Common Multiple of 51572 and 51585?

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 51572 and 51585 is 2660341620.

LCM(51572,51585) = 2660341620

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Least Common Multiple of 51572 and 51585 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51572 and 51585, than apply into the LCM equation.

GCF(51572,51585) = 1
LCM(51572,51585) = ( 51572 × 51585) / 1
LCM(51572,51585) = 2660341620 / 1
LCM(51572,51585) = 2660341620

Least Common Multiple (LCM) of 51572 and 51585 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51572 and 51585. First we will calculate the prime factors of 51572 and 51585.

Prime Factorization of 51572

Prime factors of 51572 are 2, 12893. Prime factorization of 51572 in exponential form is:

51572 = 22 × 128931

Prime Factorization of 51585

Prime factors of 51585 are 3, 5, 19, 181. Prime factorization of 51585 in exponential form is:

51585 = 31 × 51 × 191 × 1811

Now multiplying the highest exponent prime factors to calculate the LCM of 51572 and 51585.

LCM(51572,51585) = 22 × 128931 × 31 × 51 × 191 × 1811
LCM(51572,51585) = 2660341620