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What is the Least Common Multiple of 99561 and 99573?

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 99561 and 99573 is 3304529151.

LCM(99561,99573) = 3304529151

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Least Common Multiple of 99561 and 99573 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 99561 and 99573, than apply into the LCM equation.

GCF(99561,99573) = 3
LCM(99561,99573) = ( 99561 × 99573) / 3
LCM(99561,99573) = 9913587453 / 3
LCM(99561,99573) = 3304529151

Least Common Multiple (LCM) of 99561 and 99573 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 99561 and 99573. First we will calculate the prime factors of 99561 and 99573.

Prime Factorization of 99561

Prime factors of 99561 are 3, 7, 11, 431. Prime factorization of 99561 in exponential form is:

99561 = 31 × 71 × 111 × 4311

Prime Factorization of 99573

Prime factors of 99573 are 3, 33191. Prime factorization of 99573 in exponential form is:

99573 = 31 × 331911

Now multiplying the highest exponent prime factors to calculate the LCM of 99561 and 99573.

LCM(99561,99573) = 31 × 71 × 111 × 4311 × 331911
LCM(99561,99573) = 3304529151