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What is the Least Common Multiple of 66500 and 66517?

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 66500 and 66517 is 4423380500.

LCM(66500,66517) = 4423380500

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Least Common Multiple of 66500 and 66517 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66500 and 66517, than apply into the LCM equation.

GCF(66500,66517) = 1
LCM(66500,66517) = ( 66500 × 66517) / 1
LCM(66500,66517) = 4423380500 / 1
LCM(66500,66517) = 4423380500

Least Common Multiple (LCM) of 66500 and 66517 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66500 and 66517. First we will calculate the prime factors of 66500 and 66517.

Prime Factorization of 66500

Prime factors of 66500 are 2, 5, 7, 19. Prime factorization of 66500 in exponential form is:

66500 = 22 × 53 × 71 × 191

Prime Factorization of 66517

Prime factors of 66517 are 11, 6047. Prime factorization of 66517 in exponential form is:

66517 = 111 × 60471

Now multiplying the highest exponent prime factors to calculate the LCM of 66500 and 66517.

LCM(66500,66517) = 22 × 53 × 71 × 191 × 111 × 60471
LCM(66500,66517) = 4423380500