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What is the Least Common Multiple of 72889 and 72906?

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 72889 and 72906 is 5314045434.

LCM(72889,72906) = 5314045434

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Least Common Multiple of 72889 and 72906 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72889 and 72906, than apply into the LCM equation.

GCF(72889,72906) = 1
LCM(72889,72906) = ( 72889 × 72906) / 1
LCM(72889,72906) = 5314045434 / 1
LCM(72889,72906) = 5314045434

Least Common Multiple (LCM) of 72889 and 72906 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72889 and 72906. First we will calculate the prime factors of 72889 and 72906.

Prime Factorization of 72889

Prime factors of 72889 are 72889. Prime factorization of 72889 in exponential form is:

72889 = 728891

Prime Factorization of 72906

Prime factors of 72906 are 2, 3, 29, 419. Prime factorization of 72906 in exponential form is:

72906 = 21 × 31 × 291 × 4191

Now multiplying the highest exponent prime factors to calculate the LCM of 72889 and 72906.

LCM(72889,72906) = 728891 × 21 × 31 × 291 × 4191
LCM(72889,72906) = 5314045434