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What is the Least Common Multiple of 72830 and 72839?

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 72830 and 72839 is 5304864370.

LCM(72830,72839) = 5304864370

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Least Common Multiple of 72830 and 72839 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72830 and 72839, than apply into the LCM equation.

GCF(72830,72839) = 1
LCM(72830,72839) = ( 72830 × 72839) / 1
LCM(72830,72839) = 5304864370 / 1
LCM(72830,72839) = 5304864370

Least Common Multiple (LCM) of 72830 and 72839 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72830 and 72839. First we will calculate the prime factors of 72830 and 72839.

Prime Factorization of 72830

Prime factors of 72830 are 2, 5, 7283. Prime factorization of 72830 in exponential form is:

72830 = 21 × 51 × 72831

Prime Factorization of 72839

Prime factors of 72839 are 13, 431. Prime factorization of 72839 in exponential form is:

72839 = 132 × 4311

Now multiplying the highest exponent prime factors to calculate the LCM of 72830 and 72839.

LCM(72830,72839) = 21 × 51 × 72831 × 132 × 4311
LCM(72830,72839) = 5304864370