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What is the Least Common Multiple of 31867 and 31886?

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 31867 and 31886 is 1016111162.

LCM(31867,31886) = 1016111162

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Least Common Multiple of 31867 and 31886 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31867 and 31886, than apply into the LCM equation.

GCF(31867,31886) = 1
LCM(31867,31886) = ( 31867 × 31886) / 1
LCM(31867,31886) = 1016111162 / 1
LCM(31867,31886) = 1016111162

Least Common Multiple (LCM) of 31867 and 31886 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31867 and 31886. First we will calculate the prime factors of 31867 and 31886.

Prime Factorization of 31867

Prime factors of 31867 are 11, 2897. Prime factorization of 31867 in exponential form is:

31867 = 111 × 28971

Prime Factorization of 31886

Prime factors of 31886 are 2, 107, 149. Prime factorization of 31886 in exponential form is:

31886 = 21 × 1071 × 1491

Now multiplying the highest exponent prime factors to calculate the LCM of 31867 and 31886.

LCM(31867,31886) = 111 × 28971 × 21 × 1071 × 1491
LCM(31867,31886) = 1016111162