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What is the Least Common Multiple of 80711 and 80729?

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 80711 and 80729 is 6515718319.

LCM(80711,80729) = 6515718319

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Least Common Multiple of 80711 and 80729 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80711 and 80729, than apply into the LCM equation.

GCF(80711,80729) = 1
LCM(80711,80729) = ( 80711 × 80729) / 1
LCM(80711,80729) = 6515718319 / 1
LCM(80711,80729) = 6515718319

Least Common Multiple (LCM) of 80711 and 80729 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80711 and 80729. First we will calculate the prime factors of 80711 and 80729.

Prime Factorization of 80711

Prime factors of 80711 are 43, 1877. Prime factorization of 80711 in exponential form is:

80711 = 431 × 18771

Prime Factorization of 80729

Prime factors of 80729 are 11, 41, 179. Prime factorization of 80729 in exponential form is:

80729 = 111 × 411 × 1791

Now multiplying the highest exponent prime factors to calculate the LCM of 80711 and 80729.

LCM(80711,80729) = 431 × 18771 × 111 × 411 × 1791
LCM(80711,80729) = 6515718319