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What is the Least Common Multiple of 75825 and 75834?

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 75825 and 75834 is 638901450.

LCM(75825,75834) = 638901450

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Least Common Multiple of 75825 and 75834 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75825 and 75834, than apply into the LCM equation.

GCF(75825,75834) = 9
LCM(75825,75834) = ( 75825 × 75834) / 9
LCM(75825,75834) = 5750113050 / 9
LCM(75825,75834) = 638901450

Least Common Multiple (LCM) of 75825 and 75834 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75825 and 75834. First we will calculate the prime factors of 75825 and 75834.

Prime Factorization of 75825

Prime factors of 75825 are 3, 5, 337. Prime factorization of 75825 in exponential form is:

75825 = 32 × 52 × 3371

Prime Factorization of 75834

Prime factors of 75834 are 2, 3, 11, 383. Prime factorization of 75834 in exponential form is:

75834 = 21 × 32 × 111 × 3831

Now multiplying the highest exponent prime factors to calculate the LCM of 75825 and 75834.

LCM(75825,75834) = 32 × 52 × 3371 × 21 × 111 × 3831
LCM(75825,75834) = 638901450