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What is the Least Common Multiple of 17561 and 17566?

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 17561 and 17566 is 308476526.

LCM(17561,17566) = 308476526

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Least Common Multiple of 17561 and 17566 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17561 and 17566, than apply into the LCM equation.

GCF(17561,17566) = 1
LCM(17561,17566) = ( 17561 × 17566) / 1
LCM(17561,17566) = 308476526 / 1
LCM(17561,17566) = 308476526

Least Common Multiple (LCM) of 17561 and 17566 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17561 and 17566. First we will calculate the prime factors of 17561 and 17566.

Prime Factorization of 17561

Prime factors of 17561 are 17, 1033. Prime factorization of 17561 in exponential form is:

17561 = 171 × 10331

Prime Factorization of 17566

Prime factors of 17566 are 2, 8783. Prime factorization of 17566 in exponential form is:

17566 = 21 × 87831

Now multiplying the highest exponent prime factors to calculate the LCM of 17561 and 17566.

LCM(17561,17566) = 171 × 10331 × 21 × 87831
LCM(17561,17566) = 308476526