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What is the Least Common Multiple of 25813 and 25818?

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 25813 and 25818 is 666440034.

LCM(25813,25818) = 666440034

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Least Common Multiple of 25813 and 25818 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25813 and 25818, than apply into the LCM equation.

GCF(25813,25818) = 1
LCM(25813,25818) = ( 25813 × 25818) / 1
LCM(25813,25818) = 666440034 / 1
LCM(25813,25818) = 666440034

Least Common Multiple (LCM) of 25813 and 25818 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25813 and 25818. First we will calculate the prime factors of 25813 and 25818.

Prime Factorization of 25813

Prime factors of 25813 are 83, 311. Prime factorization of 25813 in exponential form is:

25813 = 831 × 3111

Prime Factorization of 25818

Prime factors of 25818 are 2, 3, 13, 331. Prime factorization of 25818 in exponential form is:

25818 = 21 × 31 × 131 × 3311

Now multiplying the highest exponent prime factors to calculate the LCM of 25813 and 25818.

LCM(25813,25818) = 831 × 3111 × 21 × 31 × 131 × 3311
LCM(25813,25818) = 666440034