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What is the Least Common Multiple of 13060 and 13072?

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 13060 and 13072 is 42680080.

LCM(13060,13072) = 42680080

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Least Common Multiple of 13060 and 13072 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13060 and 13072, than apply into the LCM equation.

GCF(13060,13072) = 4
LCM(13060,13072) = ( 13060 × 13072) / 4
LCM(13060,13072) = 170720320 / 4
LCM(13060,13072) = 42680080

Least Common Multiple (LCM) of 13060 and 13072 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13060 and 13072. First we will calculate the prime factors of 13060 and 13072.

Prime Factorization of 13060

Prime factors of 13060 are 2, 5, 653. Prime factorization of 13060 in exponential form is:

13060 = 22 × 51 × 6531

Prime Factorization of 13072

Prime factors of 13072 are 2, 19, 43. Prime factorization of 13072 in exponential form is:

13072 = 24 × 191 × 431

Now multiplying the highest exponent prime factors to calculate the LCM of 13060 and 13072.

LCM(13060,13072) = 24 × 51 × 6531 × 191 × 431
LCM(13060,13072) = 42680080