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What is the Least Common Multiple of 84667 and 84678?

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 84667 and 84678 is 651766566.

LCM(84667,84678) = 651766566

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Least Common Multiple of 84667 and 84678 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84667 and 84678, than apply into the LCM equation.

GCF(84667,84678) = 11
LCM(84667,84678) = ( 84667 × 84678) / 11
LCM(84667,84678) = 7169432226 / 11
LCM(84667,84678) = 651766566

Least Common Multiple (LCM) of 84667 and 84678 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84667 and 84678. First we will calculate the prime factors of 84667 and 84678.

Prime Factorization of 84667

Prime factors of 84667 are 11, 43, 179. Prime factorization of 84667 in exponential form is:

84667 = 111 × 431 × 1791

Prime Factorization of 84678

Prime factors of 84678 are 2, 3, 11, 1283. Prime factorization of 84678 in exponential form is:

84678 = 21 × 31 × 111 × 12831

Now multiplying the highest exponent prime factors to calculate the LCM of 84667 and 84678.

LCM(84667,84678) = 111 × 431 × 1791 × 21 × 31 × 12831
LCM(84667,84678) = 651766566