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What is the Least Common Multiple of 11734 and 11742?

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 11734 and 11742 is 68890314.

LCM(11734,11742) = 68890314

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Least Common Multiple of 11734 and 11742 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11734 and 11742, than apply into the LCM equation.

GCF(11734,11742) = 2
LCM(11734,11742) = ( 11734 × 11742) / 2
LCM(11734,11742) = 137780628 / 2
LCM(11734,11742) = 68890314

Least Common Multiple (LCM) of 11734 and 11742 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11734 and 11742. First we will calculate the prime factors of 11734 and 11742.

Prime Factorization of 11734

Prime factors of 11734 are 2, 5867. Prime factorization of 11734 in exponential form is:

11734 = 21 × 58671

Prime Factorization of 11742

Prime factors of 11742 are 2, 3, 19, 103. Prime factorization of 11742 in exponential form is:

11742 = 21 × 31 × 191 × 1031

Now multiplying the highest exponent prime factors to calculate the LCM of 11734 and 11742.

LCM(11734,11742) = 21 × 58671 × 31 × 191 × 1031
LCM(11734,11742) = 68890314