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What is the Least Common Multiple of 74829 and 74838?

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 74829 and 74838 is 1866684234.

LCM(74829,74838) = 1866684234

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Least Common Multiple of 74829 and 74838 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74829 and 74838, than apply into the LCM equation.

GCF(74829,74838) = 3
LCM(74829,74838) = ( 74829 × 74838) / 3
LCM(74829,74838) = 5600052702 / 3
LCM(74829,74838) = 1866684234

Least Common Multiple (LCM) of 74829 and 74838 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74829 and 74838. First we will calculate the prime factors of 74829 and 74838.

Prime Factorization of 74829

Prime factors of 74829 are 3, 24943. Prime factorization of 74829 in exponential form is:

74829 = 31 × 249431

Prime Factorization of 74838

Prime factors of 74838 are 2, 3, 12473. Prime factorization of 74838 in exponential form is:

74838 = 21 × 31 × 124731

Now multiplying the highest exponent prime factors to calculate the LCM of 74829 and 74838.

LCM(74829,74838) = 31 × 249431 × 21 × 124731
LCM(74829,74838) = 1866684234