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What is the Least Common Multiple of 33731 and 33742?

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 33731 and 33742 is 1138151402.

LCM(33731,33742) = 1138151402

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Least Common Multiple of 33731 and 33742 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 33731 and 33742, than apply into the LCM equation.

GCF(33731,33742) = 1
LCM(33731,33742) = ( 33731 × 33742) / 1
LCM(33731,33742) = 1138151402 / 1
LCM(33731,33742) = 1138151402

Least Common Multiple (LCM) of 33731 and 33742 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 33731 and 33742. First we will calculate the prime factors of 33731 and 33742.

Prime Factorization of 33731

Prime factors of 33731 are 89, 379. Prime factorization of 33731 in exponential form is:

33731 = 891 × 3791

Prime Factorization of 33742

Prime factors of 33742 are 2, 16871. Prime factorization of 33742 in exponential form is:

33742 = 21 × 168711

Now multiplying the highest exponent prime factors to calculate the LCM of 33731 and 33742.

LCM(33731,33742) = 891 × 3791 × 21 × 168711
LCM(33731,33742) = 1138151402