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What is the Least Common Multiple of 67831 and 67845?

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 67831 and 67845 is 4601994195.

LCM(67831,67845) = 4601994195

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Least Common Multiple of 67831 and 67845 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67831 and 67845, than apply into the LCM equation.

GCF(67831,67845) = 1
LCM(67831,67845) = ( 67831 × 67845) / 1
LCM(67831,67845) = 4601994195 / 1
LCM(67831,67845) = 4601994195

Least Common Multiple (LCM) of 67831 and 67845 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67831 and 67845. First we will calculate the prime factors of 67831 and 67845.

Prime Factorization of 67831

Prime factors of 67831 are 29, 2339. Prime factorization of 67831 in exponential form is:

67831 = 291 × 23391

Prime Factorization of 67845

Prime factors of 67845 are 3, 5, 4523. Prime factorization of 67845 in exponential form is:

67845 = 31 × 51 × 45231

Now multiplying the highest exponent prime factors to calculate the LCM of 67831 and 67845.

LCM(67831,67845) = 291 × 23391 × 31 × 51 × 45231
LCM(67831,67845) = 4601994195