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What is the Least Common Multiple of 13465 and 13472?

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 13465 and 13472 is 181400480.

LCM(13465,13472) = 181400480

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Least Common Multiple of 13465 and 13472 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13465 and 13472, than apply into the LCM equation.

GCF(13465,13472) = 1
LCM(13465,13472) = ( 13465 × 13472) / 1
LCM(13465,13472) = 181400480 / 1
LCM(13465,13472) = 181400480

Least Common Multiple (LCM) of 13465 and 13472 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13465 and 13472. First we will calculate the prime factors of 13465 and 13472.

Prime Factorization of 13465

Prime factors of 13465 are 5, 2693. Prime factorization of 13465 in exponential form is:

13465 = 51 × 26931

Prime Factorization of 13472

Prime factors of 13472 are 2, 421. Prime factorization of 13472 in exponential form is:

13472 = 25 × 4211

Now multiplying the highest exponent prime factors to calculate the LCM of 13465 and 13472.

LCM(13465,13472) = 51 × 26931 × 25 × 4211
LCM(13465,13472) = 181400480