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What is the Least Common Multiple of 18879 and 18898?

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 18879 and 18898 is 356775342.

LCM(18879,18898) = 356775342

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Least Common Multiple of 18879 and 18898 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18879 and 18898, than apply into the LCM equation.

GCF(18879,18898) = 1
LCM(18879,18898) = ( 18879 × 18898) / 1
LCM(18879,18898) = 356775342 / 1
LCM(18879,18898) = 356775342

Least Common Multiple (LCM) of 18879 and 18898 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18879 and 18898. First we will calculate the prime factors of 18879 and 18898.

Prime Factorization of 18879

Prime factors of 18879 are 3, 7, 29, 31. Prime factorization of 18879 in exponential form is:

18879 = 31 × 71 × 291 × 311

Prime Factorization of 18898

Prime factors of 18898 are 2, 11, 859. Prime factorization of 18898 in exponential form is:

18898 = 21 × 111 × 8591

Now multiplying the highest exponent prime factors to calculate the LCM of 18879 and 18898.

LCM(18879,18898) = 31 × 71 × 291 × 311 × 21 × 111 × 8591
LCM(18879,18898) = 356775342