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What is the Least Common Multiple of 80543 and 80556?

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 80543 and 80556 is 6488221908.

LCM(80543,80556) = 6488221908

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Least Common Multiple of 80543 and 80556 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80543 and 80556, than apply into the LCM equation.

GCF(80543,80556) = 1
LCM(80543,80556) = ( 80543 × 80556) / 1
LCM(80543,80556) = 6488221908 / 1
LCM(80543,80556) = 6488221908

Least Common Multiple (LCM) of 80543 and 80556 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80543 and 80556. First we will calculate the prime factors of 80543 and 80556.

Prime Factorization of 80543

Prime factors of 80543 are 239, 337. Prime factorization of 80543 in exponential form is:

80543 = 2391 × 3371

Prime Factorization of 80556

Prime factors of 80556 are 2, 3, 7, 137. Prime factorization of 80556 in exponential form is:

80556 = 22 × 31 × 72 × 1371

Now multiplying the highest exponent prime factors to calculate the LCM of 80543 and 80556.

LCM(80543,80556) = 2391 × 3371 × 22 × 31 × 72 × 1371
LCM(80543,80556) = 6488221908