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What is the Least Common Multiple of 80388 and 80399?

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 80388 and 80399 is 587555892.

LCM(80388,80399) = 587555892

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Least Common Multiple of 80388 and 80399 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80388 and 80399, than apply into the LCM equation.

GCF(80388,80399) = 11
LCM(80388,80399) = ( 80388 × 80399) / 11
LCM(80388,80399) = 6463114812 / 11
LCM(80388,80399) = 587555892

Least Common Multiple (LCM) of 80388 and 80399 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80388 and 80399. First we will calculate the prime factors of 80388 and 80399.

Prime Factorization of 80388

Prime factors of 80388 are 2, 3, 7, 11, 29. Prime factorization of 80388 in exponential form is:

80388 = 22 × 32 × 71 × 111 × 291

Prime Factorization of 80399

Prime factors of 80399 are 11, 7309. Prime factorization of 80399 in exponential form is:

80399 = 111 × 73091

Now multiplying the highest exponent prime factors to calculate the LCM of 80388 and 80399.

LCM(80388,80399) = 22 × 32 × 71 × 111 × 291 × 73091
LCM(80388,80399) = 587555892