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What is the Least Common Multiple of 75819 and 75838?

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 75819 and 75838 is 5749961322.

LCM(75819,75838) = 5749961322

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Least Common Multiple of 75819 and 75838 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75819 and 75838, than apply into the LCM equation.

GCF(75819,75838) = 1
LCM(75819,75838) = ( 75819 × 75838) / 1
LCM(75819,75838) = 5749961322 / 1
LCM(75819,75838) = 5749961322

Least Common Multiple (LCM) of 75819 and 75838 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75819 and 75838. First we will calculate the prime factors of 75819 and 75838.

Prime Factorization of 75819

Prime factors of 75819 are 3, 127, 199. Prime factorization of 75819 in exponential form is:

75819 = 31 × 1271 × 1991

Prime Factorization of 75838

Prime factors of 75838 are 2, 7, 5417. Prime factorization of 75838 in exponential form is:

75838 = 21 × 71 × 54171

Now multiplying the highest exponent prime factors to calculate the LCM of 75819 and 75838.

LCM(75819,75838) = 31 × 1271 × 1991 × 21 × 71 × 54171
LCM(75819,75838) = 5749961322