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What is the Least Common Multiple of 8513 and 8531?

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 8513 and 8531 is 72624403.

LCM(8513,8531) = 72624403

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Least Common Multiple of 8513 and 8531 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8513 and 8531, than apply into the LCM equation.

GCF(8513,8531) = 1
LCM(8513,8531) = ( 8513 × 8531) / 1
LCM(8513,8531) = 72624403 / 1
LCM(8513,8531) = 72624403

Least Common Multiple (LCM) of 8513 and 8531 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8513 and 8531. First we will calculate the prime factors of 8513 and 8531.

Prime Factorization of 8513

Prime factors of 8513 are 8513. Prime factorization of 8513 in exponential form is:

8513 = 85131

Prime Factorization of 8531

Prime factors of 8531 are 19, 449. Prime factorization of 8531 in exponential form is:

8531 = 191 × 4491

Now multiplying the highest exponent prime factors to calculate the LCM of 8513 and 8531.

LCM(8513,8531) = 85131 × 191 × 4491
LCM(8513,8531) = 72624403