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What is the Least Common Multiple of 31882 and 31891?

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 31882 and 31891 is 1016748862.

LCM(31882,31891) = 1016748862

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Least Common Multiple of 31882 and 31891 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31882 and 31891, than apply into the LCM equation.

GCF(31882,31891) = 1
LCM(31882,31891) = ( 31882 × 31891) / 1
LCM(31882,31891) = 1016748862 / 1
LCM(31882,31891) = 1016748862

Least Common Multiple (LCM) of 31882 and 31891 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31882 and 31891. First we will calculate the prime factors of 31882 and 31891.

Prime Factorization of 31882

Prime factors of 31882 are 2, 19, 839. Prime factorization of 31882 in exponential form is:

31882 = 21 × 191 × 8391

Prime Factorization of 31891

Prime factors of 31891 are 31891. Prime factorization of 31891 in exponential form is:

31891 = 318911

Now multiplying the highest exponent prime factors to calculate the LCM of 31882 and 31891.

LCM(31882,31891) = 21 × 191 × 8391 × 318911
LCM(31882,31891) = 1016748862