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What is the Least Common Multiple of 12435 and 12447?

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 12435 and 12447 is 51592815.

LCM(12435,12447) = 51592815

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Least Common Multiple of 12435 and 12447 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12435 and 12447, than apply into the LCM equation.

GCF(12435,12447) = 3
LCM(12435,12447) = ( 12435 × 12447) / 3
LCM(12435,12447) = 154778445 / 3
LCM(12435,12447) = 51592815

Least Common Multiple (LCM) of 12435 and 12447 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12435 and 12447. First we will calculate the prime factors of 12435 and 12447.

Prime Factorization of 12435

Prime factors of 12435 are 3, 5, 829. Prime factorization of 12435 in exponential form is:

12435 = 31 × 51 × 8291

Prime Factorization of 12447

Prime factors of 12447 are 3, 461. Prime factorization of 12447 in exponential form is:

12447 = 33 × 4611

Now multiplying the highest exponent prime factors to calculate the LCM of 12435 and 12447.

LCM(12435,12447) = 33 × 51 × 8291 × 4611
LCM(12435,12447) = 51592815