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What is the Least Common Multiple of 31756 and 31765?

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 31756 and 31765 is 1008729340.

LCM(31756,31765) = 1008729340

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Least Common Multiple of 31756 and 31765 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31756 and 31765, than apply into the LCM equation.

GCF(31756,31765) = 1
LCM(31756,31765) = ( 31756 × 31765) / 1
LCM(31756,31765) = 1008729340 / 1
LCM(31756,31765) = 1008729340

Least Common Multiple (LCM) of 31756 and 31765 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31756 and 31765. First we will calculate the prime factors of 31756 and 31765.

Prime Factorization of 31756

Prime factors of 31756 are 2, 17, 467. Prime factorization of 31756 in exponential form is:

31756 = 22 × 171 × 4671

Prime Factorization of 31765

Prime factors of 31765 are 5, 6353. Prime factorization of 31765 in exponential form is:

31765 = 51 × 63531

Now multiplying the highest exponent prime factors to calculate the LCM of 31756 and 31765.

LCM(31756,31765) = 22 × 171 × 4671 × 51 × 63531
LCM(31756,31765) = 1008729340