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What is the Least Common Multiple of 8553 and 8557?

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 8553 and 8557 is 73188021.

LCM(8553,8557) = 73188021

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Least Common Multiple of 8553 and 8557 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8553 and 8557, than apply into the LCM equation.

GCF(8553,8557) = 1
LCM(8553,8557) = ( 8553 × 8557) / 1
LCM(8553,8557) = 73188021 / 1
LCM(8553,8557) = 73188021

Least Common Multiple (LCM) of 8553 and 8557 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8553 and 8557. First we will calculate the prime factors of 8553 and 8557.

Prime Factorization of 8553

Prime factors of 8553 are 3, 2851. Prime factorization of 8553 in exponential form is:

8553 = 31 × 28511

Prime Factorization of 8557

Prime factors of 8557 are 43, 199. Prime factorization of 8557 in exponential form is:

8557 = 431 × 1991

Now multiplying the highest exponent prime factors to calculate the LCM of 8553 and 8557.

LCM(8553,8557) = 31 × 28511 × 431 × 1991
LCM(8553,8557) = 73188021