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What is the Least Common Multiple of 86505 and 86524?

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 86505 and 86524 is 7484758620.

LCM(86505,86524) = 7484758620

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Least Common Multiple of 86505 and 86524 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86505 and 86524, than apply into the LCM equation.

GCF(86505,86524) = 1
LCM(86505,86524) = ( 86505 × 86524) / 1
LCM(86505,86524) = 7484758620 / 1
LCM(86505,86524) = 7484758620

Least Common Multiple (LCM) of 86505 and 86524 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86505 and 86524. First we will calculate the prime factors of 86505 and 86524.

Prime Factorization of 86505

Prime factors of 86505 are 3, 5, 73, 79. Prime factorization of 86505 in exponential form is:

86505 = 31 × 51 × 731 × 791

Prime Factorization of 86524

Prime factors of 86524 are 2, 97, 223. Prime factorization of 86524 in exponential form is:

86524 = 22 × 971 × 2231

Now multiplying the highest exponent prime factors to calculate the LCM of 86505 and 86524.

LCM(86505,86524) = 31 × 51 × 731 × 791 × 22 × 971 × 2231
LCM(86505,86524) = 7484758620