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What is the Least Common Multiple of 99975 and 99983?

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 99975 and 99983 is 9995800425.

LCM(99975,99983) = 9995800425

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Least Common Multiple of 99975 and 99983 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 99975 and 99983, than apply into the LCM equation.

GCF(99975,99983) = 1
LCM(99975,99983) = ( 99975 × 99983) / 1
LCM(99975,99983) = 9995800425 / 1
LCM(99975,99983) = 9995800425

Least Common Multiple (LCM) of 99975 and 99983 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 99975 and 99983. First we will calculate the prime factors of 99975 and 99983.

Prime Factorization of 99975

Prime factors of 99975 are 3, 5, 31, 43. Prime factorization of 99975 in exponential form is:

99975 = 31 × 52 × 311 × 431

Prime Factorization of 99983

Prime factors of 99983 are 13, 7691. Prime factorization of 99983 in exponential form is:

99983 = 131 × 76911

Now multiplying the highest exponent prime factors to calculate the LCM of 99975 and 99983.

LCM(99975,99983) = 31 × 52 × 311 × 431 × 131 × 76911
LCM(99975,99983) = 9995800425