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What is the Least Common Multiple of 12474 and 12483?

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 12474 and 12483 is 17301438.

LCM(12474,12483) = 17301438

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Least Common Multiple of 12474 and 12483 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12474 and 12483, than apply into the LCM equation.

GCF(12474,12483) = 9
LCM(12474,12483) = ( 12474 × 12483) / 9
LCM(12474,12483) = 155712942 / 9
LCM(12474,12483) = 17301438

Least Common Multiple (LCM) of 12474 and 12483 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12474 and 12483. First we will calculate the prime factors of 12474 and 12483.

Prime Factorization of 12474

Prime factors of 12474 are 2, 3, 7, 11. Prime factorization of 12474 in exponential form is:

12474 = 21 × 34 × 71 × 111

Prime Factorization of 12483

Prime factors of 12483 are 3, 19, 73. Prime factorization of 12483 in exponential form is:

12483 = 32 × 191 × 731

Now multiplying the highest exponent prime factors to calculate the LCM of 12474 and 12483.

LCM(12474,12483) = 21 × 34 × 71 × 111 × 191 × 731
LCM(12474,12483) = 17301438