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What is the Least Common Multiple of 28891 and 28898?

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 28891 and 28898 is 834892118.

LCM(28891,28898) = 834892118

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Least Common Multiple of 28891 and 28898 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28891 and 28898, than apply into the LCM equation.

GCF(28891,28898) = 1
LCM(28891,28898) = ( 28891 × 28898) / 1
LCM(28891,28898) = 834892118 / 1
LCM(28891,28898) = 834892118

Least Common Multiple (LCM) of 28891 and 28898 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28891 and 28898. First we will calculate the prime factors of 28891 and 28898.

Prime Factorization of 28891

Prime factors of 28891 are 167, 173. Prime factorization of 28891 in exponential form is:

28891 = 1671 × 1731

Prime Factorization of 28898

Prime factors of 28898 are 2, 14449. Prime factorization of 28898 in exponential form is:

28898 = 21 × 144491

Now multiplying the highest exponent prime factors to calculate the LCM of 28891 and 28898.

LCM(28891,28898) = 1671 × 1731 × 21 × 144491
LCM(28891,28898) = 834892118