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What is the Least Common Multiple of 17551 and 17564?

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 17551 and 17564 is 308265764.

LCM(17551,17564) = 308265764

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Least Common Multiple of 17551 and 17564 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17551 and 17564, than apply into the LCM equation.

GCF(17551,17564) = 1
LCM(17551,17564) = ( 17551 × 17564) / 1
LCM(17551,17564) = 308265764 / 1
LCM(17551,17564) = 308265764

Least Common Multiple (LCM) of 17551 and 17564 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17551 and 17564. First we will calculate the prime factors of 17551 and 17564.

Prime Factorization of 17551

Prime factors of 17551 are 17551. Prime factorization of 17551 in exponential form is:

17551 = 175511

Prime Factorization of 17564

Prime factors of 17564 are 2, 4391. Prime factorization of 17564 in exponential form is:

17564 = 22 × 43911

Now multiplying the highest exponent prime factors to calculate the LCM of 17551 and 17564.

LCM(17551,17564) = 175511 × 22 × 43911
LCM(17551,17564) = 308265764