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What is the Least Common Multiple of 31260 and 31271?

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 31260 and 31271 is 977531460.

LCM(31260,31271) = 977531460

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Least Common Multiple of 31260 and 31271 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31260 and 31271, than apply into the LCM equation.

GCF(31260,31271) = 1
LCM(31260,31271) = ( 31260 × 31271) / 1
LCM(31260,31271) = 977531460 / 1
LCM(31260,31271) = 977531460

Least Common Multiple (LCM) of 31260 and 31271 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31260 and 31271. First we will calculate the prime factors of 31260 and 31271.

Prime Factorization of 31260

Prime factors of 31260 are 2, 3, 5, 521. Prime factorization of 31260 in exponential form is:

31260 = 22 × 31 × 51 × 5211

Prime Factorization of 31271

Prime factors of 31271 are 31271. Prime factorization of 31271 in exponential form is:

31271 = 312711

Now multiplying the highest exponent prime factors to calculate the LCM of 31260 and 31271.

LCM(31260,31271) = 22 × 31 × 51 × 5211 × 312711
LCM(31260,31271) = 977531460