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What is the Least Common Multiple of 8644 and 8655?

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 8644 and 8655 is 74813820.

LCM(8644,8655) = 74813820

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Least Common Multiple of 8644 and 8655 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8644 and 8655, than apply into the LCM equation.

GCF(8644,8655) = 1
LCM(8644,8655) = ( 8644 × 8655) / 1
LCM(8644,8655) = 74813820 / 1
LCM(8644,8655) = 74813820

Least Common Multiple (LCM) of 8644 and 8655 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8644 and 8655. First we will calculate the prime factors of 8644 and 8655.

Prime Factorization of 8644

Prime factors of 8644 are 2, 2161. Prime factorization of 8644 in exponential form is:

8644 = 22 × 21611

Prime Factorization of 8655

Prime factors of 8655 are 3, 5, 577. Prime factorization of 8655 in exponential form is:

8655 = 31 × 51 × 5771

Now multiplying the highest exponent prime factors to calculate the LCM of 8644 and 8655.

LCM(8644,8655) = 22 × 21611 × 31 × 51 × 5771
LCM(8644,8655) = 74813820