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What is the Least Common Multiple of 86887 and 86903?

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 86887 and 86903 is 7550740961.

LCM(86887,86903) = 7550740961

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Least Common Multiple of 86887 and 86903 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86887 and 86903, than apply into the LCM equation.

GCF(86887,86903) = 1
LCM(86887,86903) = ( 86887 × 86903) / 1
LCM(86887,86903) = 7550740961 / 1
LCM(86887,86903) = 7550740961

Least Common Multiple (LCM) of 86887 and 86903 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86887 and 86903. First we will calculate the prime factors of 86887 and 86903.

Prime Factorization of 86887

Prime factors of 86887 are 17, 19, 269. Prime factorization of 86887 in exponential form is:

86887 = 171 × 191 × 2691

Prime Factorization of 86903

Prime factors of 86903 are 43, 47. Prime factorization of 86903 in exponential form is:

86903 = 432 × 471

Now multiplying the highest exponent prime factors to calculate the LCM of 86887 and 86903.

LCM(86887,86903) = 171 × 191 × 2691 × 432 × 471
LCM(86887,86903) = 7550740961