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What is the Least Common Multiple of 3936 and 3943?

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 3936 and 3943 is 15519648.

LCM(3936,3943) = 15519648

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Least Common Multiple of 3936 and 3943 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3936 and 3943, than apply into the LCM equation.

GCF(3936,3943) = 1
LCM(3936,3943) = ( 3936 × 3943) / 1
LCM(3936,3943) = 15519648 / 1
LCM(3936,3943) = 15519648

Least Common Multiple (LCM) of 3936 and 3943 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3936 and 3943. First we will calculate the prime factors of 3936 and 3943.

Prime Factorization of 3936

Prime factors of 3936 are 2, 3, 41. Prime factorization of 3936 in exponential form is:

3936 = 25 × 31 × 411

Prime Factorization of 3943

Prime factors of 3943 are 3943. Prime factorization of 3943 in exponential form is:

3943 = 39431

Now multiplying the highest exponent prime factors to calculate the LCM of 3936 and 3943.

LCM(3936,3943) = 25 × 31 × 411 × 39431
LCM(3936,3943) = 15519648