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What is the Least Common Multiple of 99863 and 99870?

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 99863 and 99870 is 9973317810.

LCM(99863,99870) = 9973317810

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Least Common Multiple of 99863 and 99870 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 99863 and 99870, than apply into the LCM equation.

GCF(99863,99870) = 1
LCM(99863,99870) = ( 99863 × 99870) / 1
LCM(99863,99870) = 9973317810 / 1
LCM(99863,99870) = 9973317810

Least Common Multiple (LCM) of 99863 and 99870 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 99863 and 99870. First we will calculate the prime factors of 99863 and 99870.

Prime Factorization of 99863

Prime factors of 99863 are 37, 2699. Prime factorization of 99863 in exponential form is:

99863 = 371 × 26991

Prime Factorization of 99870

Prime factors of 99870 are 2, 3, 5, 3329. Prime factorization of 99870 in exponential form is:

99870 = 21 × 31 × 51 × 33291

Now multiplying the highest exponent prime factors to calculate the LCM of 99863 and 99870.

LCM(99863,99870) = 371 × 26991 × 21 × 31 × 51 × 33291
LCM(99863,99870) = 9973317810