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What is the Least Common Multiple of 57729 and 57742?

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 57729 and 57742 is 3333387918.

LCM(57729,57742) = 3333387918

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Least Common Multiple of 57729 and 57742 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57729 and 57742, than apply into the LCM equation.

GCF(57729,57742) = 1
LCM(57729,57742) = ( 57729 × 57742) / 1
LCM(57729,57742) = 3333387918 / 1
LCM(57729,57742) = 3333387918

Least Common Multiple (LCM) of 57729 and 57742 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57729 and 57742. First we will calculate the prime factors of 57729 and 57742.

Prime Factorization of 57729

Prime factors of 57729 are 3, 7, 2749. Prime factorization of 57729 in exponential form is:

57729 = 31 × 71 × 27491

Prime Factorization of 57742

Prime factors of 57742 are 2, 28871. Prime factorization of 57742 in exponential form is:

57742 = 21 × 288711

Now multiplying the highest exponent prime factors to calculate the LCM of 57729 and 57742.

LCM(57729,57742) = 31 × 71 × 27491 × 21 × 288711
LCM(57729,57742) = 3333387918