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What is the Least Common Multiple of 85871 and 85876?

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 85871 and 85876 is 7374257996.

LCM(85871,85876) = 7374257996

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Least Common Multiple of 85871 and 85876 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85871 and 85876, than apply into the LCM equation.

GCF(85871,85876) = 1
LCM(85871,85876) = ( 85871 × 85876) / 1
LCM(85871,85876) = 7374257996 / 1
LCM(85871,85876) = 7374257996

Least Common Multiple (LCM) of 85871 and 85876 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85871 and 85876. First we will calculate the prime factors of 85871 and 85876.

Prime Factorization of 85871

Prime factors of 85871 are 43, 1997. Prime factorization of 85871 in exponential form is:

85871 = 431 × 19971

Prime Factorization of 85876

Prime factors of 85876 are 2, 7, 3067. Prime factorization of 85876 in exponential form is:

85876 = 22 × 71 × 30671

Now multiplying the highest exponent prime factors to calculate the LCM of 85871 and 85876.

LCM(85871,85876) = 431 × 19971 × 22 × 71 × 30671
LCM(85871,85876) = 7374257996