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What is the Least Common Multiple of 10665 and 10674?

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 10665 and 10674 is 12648690.

LCM(10665,10674) = 12648690

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Least Common Multiple of 10665 and 10674 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10665 and 10674, than apply into the LCM equation.

GCF(10665,10674) = 9
LCM(10665,10674) = ( 10665 × 10674) / 9
LCM(10665,10674) = 113838210 / 9
LCM(10665,10674) = 12648690

Least Common Multiple (LCM) of 10665 and 10674 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10665 and 10674. First we will calculate the prime factors of 10665 and 10674.

Prime Factorization of 10665

Prime factors of 10665 are 3, 5, 79. Prime factorization of 10665 in exponential form is:

10665 = 33 × 51 × 791

Prime Factorization of 10674

Prime factors of 10674 are 2, 3, 593. Prime factorization of 10674 in exponential form is:

10674 = 21 × 32 × 5931

Now multiplying the highest exponent prime factors to calculate the LCM of 10665 and 10674.

LCM(10665,10674) = 33 × 51 × 791 × 21 × 5931
LCM(10665,10674) = 12648690