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What is the Least Common Multiple of 99543 and 99554?

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 99543 and 99554 is 9909903822.

LCM(99543,99554) = 9909903822

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Least Common Multiple of 99543 and 99554 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 99543 and 99554, than apply into the LCM equation.

GCF(99543,99554) = 1
LCM(99543,99554) = ( 99543 × 99554) / 1
LCM(99543,99554) = 9909903822 / 1
LCM(99543,99554) = 9909903822

Least Common Multiple (LCM) of 99543 and 99554 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 99543 and 99554. First we will calculate the prime factors of 99543 and 99554.

Prime Factorization of 99543

Prime factors of 99543 are 3, 33181. Prime factorization of 99543 in exponential form is:

99543 = 31 × 331811

Prime Factorization of 99554

Prime factors of 99554 are 2, 7, 13, 547. Prime factorization of 99554 in exponential form is:

99554 = 21 × 71 × 131 × 5471

Now multiplying the highest exponent prime factors to calculate the LCM of 99543 and 99554.

LCM(99543,99554) = 31 × 331811 × 21 × 71 × 131 × 5471
LCM(99543,99554) = 9909903822