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What is the Least Common Multiple of 28998 and 29018?

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 28998 and 29018 is 420731982.

LCM(28998,29018) = 420731982

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Least Common Multiple of 28998 and 29018 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28998 and 29018, than apply into the LCM equation.

GCF(28998,29018) = 2
LCM(28998,29018) = ( 28998 × 29018) / 2
LCM(28998,29018) = 841463964 / 2
LCM(28998,29018) = 420731982

Least Common Multiple (LCM) of 28998 and 29018 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28998 and 29018. First we will calculate the prime factors of 28998 and 29018.

Prime Factorization of 28998

Prime factors of 28998 are 2, 3, 179. Prime factorization of 28998 in exponential form is:

28998 = 21 × 34 × 1791

Prime Factorization of 29018

Prime factors of 29018 are 2, 11, 1319. Prime factorization of 29018 in exponential form is:

29018 = 21 × 111 × 13191

Now multiplying the highest exponent prime factors to calculate the LCM of 28998 and 29018.

LCM(28998,29018) = 21 × 34 × 1791 × 111 × 13191
LCM(28998,29018) = 420731982