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What is the Least Common Multiple of 11809 and 11825?

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 11809 and 11825 is 139641425.

LCM(11809,11825) = 139641425

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Least Common Multiple of 11809 and 11825 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11809 and 11825, than apply into the LCM equation.

GCF(11809,11825) = 1
LCM(11809,11825) = ( 11809 × 11825) / 1
LCM(11809,11825) = 139641425 / 1
LCM(11809,11825) = 139641425

Least Common Multiple (LCM) of 11809 and 11825 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11809 and 11825. First we will calculate the prime factors of 11809 and 11825.

Prime Factorization of 11809

Prime factors of 11809 are 7, 241. Prime factorization of 11809 in exponential form is:

11809 = 72 × 2411

Prime Factorization of 11825

Prime factors of 11825 are 5, 11, 43. Prime factorization of 11825 in exponential form is:

11825 = 52 × 111 × 431

Now multiplying the highest exponent prime factors to calculate the LCM of 11809 and 11825.

LCM(11809,11825) = 72 × 2411 × 52 × 111 × 431
LCM(11809,11825) = 139641425