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What is the Least Common Multiple of 86865 and 86884?

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 86865 and 86884 is 7547178660.

LCM(86865,86884) = 7547178660

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Least Common Multiple of 86865 and 86884 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86865 and 86884, than apply into the LCM equation.

GCF(86865,86884) = 1
LCM(86865,86884) = ( 86865 × 86884) / 1
LCM(86865,86884) = 7547178660 / 1
LCM(86865,86884) = 7547178660

Least Common Multiple (LCM) of 86865 and 86884 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86865 and 86884. First we will calculate the prime factors of 86865 and 86884.

Prime Factorization of 86865

Prime factors of 86865 are 3, 5, 5791. Prime factorization of 86865 in exponential form is:

86865 = 31 × 51 × 57911

Prime Factorization of 86884

Prime factors of 86884 are 2, 7, 29, 107. Prime factorization of 86884 in exponential form is:

86884 = 22 × 71 × 291 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 86865 and 86884.

LCM(86865,86884) = 31 × 51 × 57911 × 22 × 71 × 291 × 1071
LCM(86865,86884) = 7547178660