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What is the Least Common Multiple of 9156 and 9165?

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 9156 and 9165 is 27971580.

LCM(9156,9165) = 27971580

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Least Common Multiple of 9156 and 9165 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9156 and 9165, than apply into the LCM equation.

GCF(9156,9165) = 3
LCM(9156,9165) = ( 9156 × 9165) / 3
LCM(9156,9165) = 83914740 / 3
LCM(9156,9165) = 27971580

Least Common Multiple (LCM) of 9156 and 9165 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9156 and 9165. First we will calculate the prime factors of 9156 and 9165.

Prime Factorization of 9156

Prime factors of 9156 are 2, 3, 7, 109. Prime factorization of 9156 in exponential form is:

9156 = 22 × 31 × 71 × 1091

Prime Factorization of 9165

Prime factors of 9165 are 3, 5, 13, 47. Prime factorization of 9165 in exponential form is:

9165 = 31 × 51 × 131 × 471

Now multiplying the highest exponent prime factors to calculate the LCM of 9156 and 9165.

LCM(9156,9165) = 22 × 31 × 71 × 1091 × 51 × 131 × 471
LCM(9156,9165) = 27971580