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What is the Least Common Multiple of 8097 and 8115?

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 8097 and 8115 is 21902385.

LCM(8097,8115) = 21902385

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Least Common Multiple of 8097 and 8115 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8097 and 8115, than apply into the LCM equation.

GCF(8097,8115) = 3
LCM(8097,8115) = ( 8097 × 8115) / 3
LCM(8097,8115) = 65707155 / 3
LCM(8097,8115) = 21902385

Least Common Multiple (LCM) of 8097 and 8115 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8097 and 8115. First we will calculate the prime factors of 8097 and 8115.

Prime Factorization of 8097

Prime factors of 8097 are 3, 2699. Prime factorization of 8097 in exponential form is:

8097 = 31 × 26991

Prime Factorization of 8115

Prime factors of 8115 are 3, 5, 541. Prime factorization of 8115 in exponential form is:

8115 = 31 × 51 × 5411

Now multiplying the highest exponent prime factors to calculate the LCM of 8097 and 8115.

LCM(8097,8115) = 31 × 26991 × 51 × 5411
LCM(8097,8115) = 21902385