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What is the Least Common Multiple of 3729 and 3742?

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 3729 and 3742 is 13953918.

LCM(3729,3742) = 13953918

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Least Common Multiple of 3729 and 3742 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3729 and 3742, than apply into the LCM equation.

GCF(3729,3742) = 1
LCM(3729,3742) = ( 3729 × 3742) / 1
LCM(3729,3742) = 13953918 / 1
LCM(3729,3742) = 13953918

Least Common Multiple (LCM) of 3729 and 3742 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3729 and 3742. First we will calculate the prime factors of 3729 and 3742.

Prime Factorization of 3729

Prime factors of 3729 are 3, 11, 113. Prime factorization of 3729 in exponential form is:

3729 = 31 × 111 × 1131

Prime Factorization of 3742

Prime factors of 3742 are 2, 1871. Prime factorization of 3742 in exponential form is:

3742 = 21 × 18711

Now multiplying the highest exponent prime factors to calculate the LCM of 3729 and 3742.

LCM(3729,3742) = 31 × 111 × 1131 × 21 × 18711
LCM(3729,3742) = 13953918