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What is the Least Common Multiple of 84580 and 84591?

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 84580 and 84591 is 7154706780.

LCM(84580,84591) = 7154706780

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Least Common Multiple of 84580 and 84591 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84580 and 84591, than apply into the LCM equation.

GCF(84580,84591) = 1
LCM(84580,84591) = ( 84580 × 84591) / 1
LCM(84580,84591) = 7154706780 / 1
LCM(84580,84591) = 7154706780

Least Common Multiple (LCM) of 84580 and 84591 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84580 and 84591. First we will calculate the prime factors of 84580 and 84591.

Prime Factorization of 84580

Prime factors of 84580 are 2, 5, 4229. Prime factorization of 84580 in exponential form is:

84580 = 22 × 51 × 42291

Prime Factorization of 84591

Prime factors of 84591 are 3, 13, 241. Prime factorization of 84591 in exponential form is:

84591 = 33 × 131 × 2411

Now multiplying the highest exponent prime factors to calculate the LCM of 84580 and 84591.

LCM(84580,84591) = 22 × 51 × 42291 × 33 × 131 × 2411
LCM(84580,84591) = 7154706780