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What is the Least Common Multiple of 86775 and 86791?

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 86775 and 86791 is 7531289025.

LCM(86775,86791) = 7531289025

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Least Common Multiple of 86775 and 86791 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86775 and 86791, than apply into the LCM equation.

GCF(86775,86791) = 1
LCM(86775,86791) = ( 86775 × 86791) / 1
LCM(86775,86791) = 7531289025 / 1
LCM(86775,86791) = 7531289025

Least Common Multiple (LCM) of 86775 and 86791 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86775 and 86791. First we will calculate the prime factors of 86775 and 86791.

Prime Factorization of 86775

Prime factors of 86775 are 3, 5, 13, 89. Prime factorization of 86775 in exponential form is:

86775 = 31 × 52 × 131 × 891

Prime Factorization of 86791

Prime factors of 86791 are 229, 379. Prime factorization of 86791 in exponential form is:

86791 = 2291 × 3791

Now multiplying the highest exponent prime factors to calculate the LCM of 86775 and 86791.

LCM(86775,86791) = 31 × 52 × 131 × 891 × 2291 × 3791
LCM(86775,86791) = 7531289025