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What is the Least Common Multiple of 17673 and 17687?

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 17673 and 17687 is 312582351.

LCM(17673,17687) = 312582351

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Least Common Multiple of 17673 and 17687 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17673 and 17687, than apply into the LCM equation.

GCF(17673,17687) = 1
LCM(17673,17687) = ( 17673 × 17687) / 1
LCM(17673,17687) = 312582351 / 1
LCM(17673,17687) = 312582351

Least Common Multiple (LCM) of 17673 and 17687 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17673 and 17687. First we will calculate the prime factors of 17673 and 17687.

Prime Factorization of 17673

Prime factors of 17673 are 3, 43, 137. Prime factorization of 17673 in exponential form is:

17673 = 31 × 431 × 1371

Prime Factorization of 17687

Prime factors of 17687 are 23, 769. Prime factorization of 17687 in exponential form is:

17687 = 231 × 7691

Now multiplying the highest exponent prime factors to calculate the LCM of 17673 and 17687.

LCM(17673,17687) = 31 × 431 × 1371 × 231 × 7691
LCM(17673,17687) = 312582351