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What is the Least Common Multiple of 17703 and 17718?

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 17703 and 17718 is 104553918.

LCM(17703,17718) = 104553918

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Least Common Multiple of 17703 and 17718 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17703 and 17718, than apply into the LCM equation.

GCF(17703,17718) = 3
LCM(17703,17718) = ( 17703 × 17718) / 3
LCM(17703,17718) = 313661754 / 3
LCM(17703,17718) = 104553918

Least Common Multiple (LCM) of 17703 and 17718 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17703 and 17718. First we will calculate the prime factors of 17703 and 17718.

Prime Factorization of 17703

Prime factors of 17703 are 3, 7, 281. Prime factorization of 17703 in exponential form is:

17703 = 32 × 71 × 2811

Prime Factorization of 17718

Prime factors of 17718 are 2, 3, 2953. Prime factorization of 17718 in exponential form is:

17718 = 21 × 31 × 29531

Now multiplying the highest exponent prime factors to calculate the LCM of 17703 and 17718.

LCM(17703,17718) = 32 × 71 × 2811 × 21 × 29531
LCM(17703,17718) = 104553918