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What is the Least Common Multiple of 39795 and 39812?

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 39795 and 39812 is 1584318540.

LCM(39795,39812) = 1584318540

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Least Common Multiple of 39795 and 39812 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39795 and 39812, than apply into the LCM equation.

GCF(39795,39812) = 1
LCM(39795,39812) = ( 39795 × 39812) / 1
LCM(39795,39812) = 1584318540 / 1
LCM(39795,39812) = 1584318540

Least Common Multiple (LCM) of 39795 and 39812 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39795 and 39812. First we will calculate the prime factors of 39795 and 39812.

Prime Factorization of 39795

Prime factors of 39795 are 3, 5, 7, 379. Prime factorization of 39795 in exponential form is:

39795 = 31 × 51 × 71 × 3791

Prime Factorization of 39812

Prime factors of 39812 are 2, 37, 269. Prime factorization of 39812 in exponential form is:

39812 = 22 × 371 × 2691

Now multiplying the highest exponent prime factors to calculate the LCM of 39795 and 39812.

LCM(39795,39812) = 31 × 51 × 71 × 3791 × 22 × 371 × 2691
LCM(39795,39812) = 1584318540