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What is the Least Common Multiple of 86855 and 86871?

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 86855 and 86871 is 7545180705.

LCM(86855,86871) = 7545180705

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Least Common Multiple of 86855 and 86871 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86855 and 86871, than apply into the LCM equation.

GCF(86855,86871) = 1
LCM(86855,86871) = ( 86855 × 86871) / 1
LCM(86855,86871) = 7545180705 / 1
LCM(86855,86871) = 7545180705

Least Common Multiple (LCM) of 86855 and 86871 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86855 and 86871. First we will calculate the prime factors of 86855 and 86871.

Prime Factorization of 86855

Prime factors of 86855 are 5, 29, 599. Prime factorization of 86855 in exponential form is:

86855 = 51 × 291 × 5991

Prime Factorization of 86871

Prime factors of 86871 are 3, 23, 1259. Prime factorization of 86871 in exponential form is:

86871 = 31 × 231 × 12591

Now multiplying the highest exponent prime factors to calculate the LCM of 86855 and 86871.

LCM(86855,86871) = 51 × 291 × 5991 × 31 × 231 × 12591
LCM(86855,86871) = 7545180705