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What is the Least Common Multiple of 15799 and 15818?

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 15799 and 15818 is 249908582.

LCM(15799,15818) = 249908582

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Least Common Multiple of 15799 and 15818 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15799 and 15818, than apply into the LCM equation.

GCF(15799,15818) = 1
LCM(15799,15818) = ( 15799 × 15818) / 1
LCM(15799,15818) = 249908582 / 1
LCM(15799,15818) = 249908582

Least Common Multiple (LCM) of 15799 and 15818 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15799 and 15818. First we will calculate the prime factors of 15799 and 15818.

Prime Factorization of 15799

Prime factors of 15799 are 7, 37, 61. Prime factorization of 15799 in exponential form is:

15799 = 71 × 371 × 611

Prime Factorization of 15818

Prime factors of 15818 are 2, 11, 719. Prime factorization of 15818 in exponential form is:

15818 = 21 × 111 × 7191

Now multiplying the highest exponent prime factors to calculate the LCM of 15799 and 15818.

LCM(15799,15818) = 71 × 371 × 611 × 21 × 111 × 7191
LCM(15799,15818) = 249908582