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What is the Least Common Multiple of 10489 and 10505?

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 10489 and 10505 is 110186945.

LCM(10489,10505) = 110186945

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Least Common Multiple of 10489 and 10505 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10489 and 10505, than apply into the LCM equation.

GCF(10489,10505) = 1
LCM(10489,10505) = ( 10489 × 10505) / 1
LCM(10489,10505) = 110186945 / 1
LCM(10489,10505) = 110186945

Least Common Multiple (LCM) of 10489 and 10505 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10489 and 10505. First we will calculate the prime factors of 10489 and 10505.

Prime Factorization of 10489

Prime factors of 10489 are 17, 617. Prime factorization of 10489 in exponential form is:

10489 = 171 × 6171

Prime Factorization of 10505

Prime factors of 10505 are 5, 11, 191. Prime factorization of 10505 in exponential form is:

10505 = 51 × 111 × 1911

Now multiplying the highest exponent prime factors to calculate the LCM of 10489 and 10505.

LCM(10489,10505) = 171 × 6171 × 51 × 111 × 1911
LCM(10489,10505) = 110186945