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What is the Least Common Multiple of 99681 and 99693?

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 99681 and 99693 is 3312499311.

LCM(99681,99693) = 3312499311

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Least Common Multiple of 99681 and 99693 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 99681 and 99693, than apply into the LCM equation.

GCF(99681,99693) = 3
LCM(99681,99693) = ( 99681 × 99693) / 3
LCM(99681,99693) = 9937497933 / 3
LCM(99681,99693) = 3312499311

Least Common Multiple (LCM) of 99681 and 99693 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 99681 and 99693. First we will calculate the prime factors of 99681 and 99693.

Prime Factorization of 99681

Prime factors of 99681 are 3, 149, 223. Prime factorization of 99681 in exponential form is:

99681 = 31 × 1491 × 2231

Prime Factorization of 99693

Prime factors of 99693 are 3, 11, 19, 53. Prime factorization of 99693 in exponential form is:

99693 = 32 × 111 × 191 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 99681 and 99693.

LCM(99681,99693) = 32 × 1491 × 2231 × 111 × 191 × 531
LCM(99681,99693) = 3312499311