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What is the Least Common Multiple of 8141 and 8155?

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 8141 and 8155 is 9484265.

LCM(8141,8155) = 9484265

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Least Common Multiple of 8141 and 8155 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8141 and 8155, than apply into the LCM equation.

GCF(8141,8155) = 7
LCM(8141,8155) = ( 8141 × 8155) / 7
LCM(8141,8155) = 66389855 / 7
LCM(8141,8155) = 9484265

Least Common Multiple (LCM) of 8141 and 8155 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8141 and 8155. First we will calculate the prime factors of 8141 and 8155.

Prime Factorization of 8141

Prime factors of 8141 are 7, 1163. Prime factorization of 8141 in exponential form is:

8141 = 71 × 11631

Prime Factorization of 8155

Prime factors of 8155 are 5, 7, 233. Prime factorization of 8155 in exponential form is:

8155 = 51 × 71 × 2331

Now multiplying the highest exponent prime factors to calculate the LCM of 8141 and 8155.

LCM(8141,8155) = 71 × 11631 × 51 × 2331
LCM(8141,8155) = 9484265