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What is the Least Common Multiple of 39831 and 39844?

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 39831 and 39844 is 1587026364.

LCM(39831,39844) = 1587026364

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Least Common Multiple of 39831 and 39844 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39831 and 39844, than apply into the LCM equation.

GCF(39831,39844) = 1
LCM(39831,39844) = ( 39831 × 39844) / 1
LCM(39831,39844) = 1587026364 / 1
LCM(39831,39844) = 1587026364

Least Common Multiple (LCM) of 39831 and 39844 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39831 and 39844. First we will calculate the prime factors of 39831 and 39844.

Prime Factorization of 39831

Prime factors of 39831 are 3, 11, 17, 71. Prime factorization of 39831 in exponential form is:

39831 = 31 × 111 × 171 × 711

Prime Factorization of 39844

Prime factors of 39844 are 2, 7, 1423. Prime factorization of 39844 in exponential form is:

39844 = 22 × 71 × 14231

Now multiplying the highest exponent prime factors to calculate the LCM of 39831 and 39844.

LCM(39831,39844) = 31 × 111 × 171 × 711 × 22 × 71 × 14231
LCM(39831,39844) = 1587026364