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What is the Least Common Multiple of 82430 and 82446?

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 82430 and 82446 is 3398011890.

LCM(82430,82446) = 3398011890

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Least Common Multiple of 82430 and 82446 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82430 and 82446, than apply into the LCM equation.

GCF(82430,82446) = 2
LCM(82430,82446) = ( 82430 × 82446) / 2
LCM(82430,82446) = 6796023780 / 2
LCM(82430,82446) = 3398011890

Least Common Multiple (LCM) of 82430 and 82446 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82430 and 82446. First we will calculate the prime factors of 82430 and 82446.

Prime Factorization of 82430

Prime factors of 82430 are 2, 5, 8243. Prime factorization of 82430 in exponential form is:

82430 = 21 × 51 × 82431

Prime Factorization of 82446

Prime factors of 82446 are 2, 3, 7, 13, 151. Prime factorization of 82446 in exponential form is:

82446 = 21 × 31 × 71 × 131 × 1511

Now multiplying the highest exponent prime factors to calculate the LCM of 82430 and 82446.

LCM(82430,82446) = 21 × 51 × 82431 × 31 × 71 × 131 × 1511
LCM(82430,82446) = 3398011890