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What is the Least Common Multiple of 16947 and 16955?

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 16947 and 16955 is 287336385.

LCM(16947,16955) = 287336385

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Least Common Multiple of 16947 and 16955 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16947 and 16955, than apply into the LCM equation.

GCF(16947,16955) = 1
LCM(16947,16955) = ( 16947 × 16955) / 1
LCM(16947,16955) = 287336385 / 1
LCM(16947,16955) = 287336385

Least Common Multiple (LCM) of 16947 and 16955 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16947 and 16955. First we will calculate the prime factors of 16947 and 16955.

Prime Factorization of 16947

Prime factors of 16947 are 3, 7, 269. Prime factorization of 16947 in exponential form is:

16947 = 32 × 71 × 2691

Prime Factorization of 16955

Prime factors of 16955 are 5, 3391. Prime factorization of 16955 in exponential form is:

16955 = 51 × 33911

Now multiplying the highest exponent prime factors to calculate the LCM of 16947 and 16955.

LCM(16947,16955) = 32 × 71 × 2691 × 51 × 33911
LCM(16947,16955) = 287336385