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What is the Least Common Multiple of 38591 and 38598?

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 38591 and 38598 is 212790774.

LCM(38591,38598) = 212790774

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Least Common Multiple of 38591 and 38598 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38591 and 38598, than apply into the LCM equation.

GCF(38591,38598) = 7
LCM(38591,38598) = ( 38591 × 38598) / 7
LCM(38591,38598) = 1489535418 / 7
LCM(38591,38598) = 212790774

Least Common Multiple (LCM) of 38591 and 38598 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38591 and 38598. First we will calculate the prime factors of 38591 and 38598.

Prime Factorization of 38591

Prime factors of 38591 are 7, 37, 149. Prime factorization of 38591 in exponential form is:

38591 = 71 × 371 × 1491

Prime Factorization of 38598

Prime factors of 38598 are 2, 3, 7, 919. Prime factorization of 38598 in exponential form is:

38598 = 21 × 31 × 71 × 9191

Now multiplying the highest exponent prime factors to calculate the LCM of 38591 and 38598.

LCM(38591,38598) = 71 × 371 × 1491 × 21 × 31 × 9191
LCM(38591,38598) = 212790774