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What is the Least Common Multiple of 13613 and 13620?

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 13613 and 13620 is 185409060.

LCM(13613,13620) = 185409060

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Least Common Multiple of 13613 and 13620 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13613 and 13620, than apply into the LCM equation.

GCF(13613,13620) = 1
LCM(13613,13620) = ( 13613 × 13620) / 1
LCM(13613,13620) = 185409060 / 1
LCM(13613,13620) = 185409060

Least Common Multiple (LCM) of 13613 and 13620 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13613 and 13620. First we will calculate the prime factors of 13613 and 13620.

Prime Factorization of 13613

Prime factors of 13613 are 13613. Prime factorization of 13613 in exponential form is:

13613 = 136131

Prime Factorization of 13620

Prime factors of 13620 are 2, 3, 5, 227. Prime factorization of 13620 in exponential form is:

13620 = 22 × 31 × 51 × 2271

Now multiplying the highest exponent prime factors to calculate the LCM of 13613 and 13620.

LCM(13613,13620) = 136131 × 22 × 31 × 51 × 2271
LCM(13613,13620) = 185409060