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What is the Least Common Multiple of 32440 and 32447?

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 32440 and 32447 is 1052580680.

LCM(32440,32447) = 1052580680

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Least Common Multiple of 32440 and 32447 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 32440 and 32447, than apply into the LCM equation.

GCF(32440,32447) = 1
LCM(32440,32447) = ( 32440 × 32447) / 1
LCM(32440,32447) = 1052580680 / 1
LCM(32440,32447) = 1052580680

Least Common Multiple (LCM) of 32440 and 32447 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 32440 and 32447. First we will calculate the prime factors of 32440 and 32447.

Prime Factorization of 32440

Prime factors of 32440 are 2, 5, 811. Prime factorization of 32440 in exponential form is:

32440 = 23 × 51 × 8111

Prime Factorization of 32447

Prime factors of 32447 are 71, 457. Prime factorization of 32447 in exponential form is:

32447 = 711 × 4571

Now multiplying the highest exponent prime factors to calculate the LCM of 32440 and 32447.

LCM(32440,32447) = 23 × 51 × 8111 × 711 × 4571
LCM(32440,32447) = 1052580680