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What is the Least Common Multiple of 6724 and 6742?

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 6724 and 6742 is 22666604.

LCM(6724,6742) = 22666604

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Least Common Multiple of 6724 and 6742 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6724 and 6742, than apply into the LCM equation.

GCF(6724,6742) = 2
LCM(6724,6742) = ( 6724 × 6742) / 2
LCM(6724,6742) = 45333208 / 2
LCM(6724,6742) = 22666604

Least Common Multiple (LCM) of 6724 and 6742 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6724 and 6742. First we will calculate the prime factors of 6724 and 6742.

Prime Factorization of 6724

Prime factors of 6724 are 2, 41. Prime factorization of 6724 in exponential form is:

6724 = 22 × 412

Prime Factorization of 6742

Prime factors of 6742 are 2, 3371. Prime factorization of 6742 in exponential form is:

6742 = 21 × 33711

Now multiplying the highest exponent prime factors to calculate the LCM of 6724 and 6742.

LCM(6724,6742) = 22 × 412 × 33711
LCM(6724,6742) = 22666604