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What is the Least Common Multiple of 57831 and 57851?

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 57831 and 57851 is 3345581181.

LCM(57831,57851) = 3345581181

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Least Common Multiple of 57831 and 57851 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57831 and 57851, than apply into the LCM equation.

GCF(57831,57851) = 1
LCM(57831,57851) = ( 57831 × 57851) / 1
LCM(57831,57851) = 3345581181 / 1
LCM(57831,57851) = 3345581181

Least Common Multiple (LCM) of 57831 and 57851 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57831 and 57851. First we will calculate the prime factors of 57831 and 57851.

Prime Factorization of 57831

Prime factors of 57831 are 3, 37, 521. Prime factorization of 57831 in exponential form is:

57831 = 31 × 371 × 5211

Prime Factorization of 57851

Prime factors of 57851 are 17, 41, 83. Prime factorization of 57851 in exponential form is:

57851 = 171 × 411 × 831

Now multiplying the highest exponent prime factors to calculate the LCM of 57831 and 57851.

LCM(57831,57851) = 31 × 371 × 5211 × 171 × 411 × 831
LCM(57831,57851) = 3345581181