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What is the Least Common Multiple of 84617 and 84621?

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 84617 and 84621 is 7160375157.

LCM(84617,84621) = 7160375157

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Least Common Multiple of 84617 and 84621 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84617 and 84621, than apply into the LCM equation.

GCF(84617,84621) = 1
LCM(84617,84621) = ( 84617 × 84621) / 1
LCM(84617,84621) = 7160375157 / 1
LCM(84617,84621) = 7160375157

Least Common Multiple (LCM) of 84617 and 84621 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84617 and 84621. First we will calculate the prime factors of 84617 and 84621.

Prime Factorization of 84617

Prime factors of 84617 are 13, 23, 283. Prime factorization of 84617 in exponential form is:

84617 = 131 × 231 × 2831

Prime Factorization of 84621

Prime factors of 84621 are 3, 67, 421. Prime factorization of 84621 in exponential form is:

84621 = 31 × 671 × 4211

Now multiplying the highest exponent prime factors to calculate the LCM of 84617 and 84621.

LCM(84617,84621) = 131 × 231 × 2831 × 31 × 671 × 4211
LCM(84617,84621) = 7160375157