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What is the Least Common Multiple of 31733 and 31746?

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 31733 and 31746 is 77491986.

LCM(31733,31746) = 77491986

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Least Common Multiple of 31733 and 31746 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31733 and 31746, than apply into the LCM equation.

GCF(31733,31746) = 13
LCM(31733,31746) = ( 31733 × 31746) / 13
LCM(31733,31746) = 1007395818 / 13
LCM(31733,31746) = 77491986

Least Common Multiple (LCM) of 31733 and 31746 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31733 and 31746. First we will calculate the prime factors of 31733 and 31746.

Prime Factorization of 31733

Prime factors of 31733 are 13, 2441. Prime factorization of 31733 in exponential form is:

31733 = 131 × 24411

Prime Factorization of 31746

Prime factors of 31746 are 2, 3, 11, 13, 37. Prime factorization of 31746 in exponential form is:

31746 = 21 × 31 × 111 × 131 × 371

Now multiplying the highest exponent prime factors to calculate the LCM of 31733 and 31746.

LCM(31733,31746) = 131 × 24411 × 21 × 31 × 111 × 371
LCM(31733,31746) = 77491986