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What is the Least Common Multiple of 80531 and 80543?

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 80531 and 80543 is 6486208333.

LCM(80531,80543) = 6486208333

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Least Common Multiple of 80531 and 80543 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80531 and 80543, than apply into the LCM equation.

GCF(80531,80543) = 1
LCM(80531,80543) = ( 80531 × 80543) / 1
LCM(80531,80543) = 6486208333 / 1
LCM(80531,80543) = 6486208333

Least Common Multiple (LCM) of 80531 and 80543 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80531 and 80543. First we will calculate the prime factors of 80531 and 80543.

Prime Factorization of 80531

Prime factors of 80531 are 11, 7321. Prime factorization of 80531 in exponential form is:

80531 = 111 × 73211

Prime Factorization of 80543

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

80543 = 2391 × 3371

Now multiplying the highest exponent prime factors to calculate the LCM of 80531 and 80543.

LCM(80531,80543) = 111 × 73211 × 2391 × 3371
LCM(80531,80543) = 6486208333