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What is the Least Common Multiple of 30831 and 30845?

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 30831 and 30845 is 950982195.

LCM(30831,30845) = 950982195

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Least Common Multiple of 30831 and 30845 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30831 and 30845, than apply into the LCM equation.

GCF(30831,30845) = 1
LCM(30831,30845) = ( 30831 × 30845) / 1
LCM(30831,30845) = 950982195 / 1
LCM(30831,30845) = 950982195

Least Common Multiple (LCM) of 30831 and 30845 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30831 and 30845. First we will calculate the prime factors of 30831 and 30845.

Prime Factorization of 30831

Prime factors of 30831 are 3, 43, 239. Prime factorization of 30831 in exponential form is:

30831 = 31 × 431 × 2391

Prime Factorization of 30845

Prime factors of 30845 are 5, 31, 199. Prime factorization of 30845 in exponential form is:

30845 = 51 × 311 × 1991

Now multiplying the highest exponent prime factors to calculate the LCM of 30831 and 30845.

LCM(30831,30845) = 31 × 431 × 2391 × 51 × 311 × 1991
LCM(30831,30845) = 950982195