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What is the Least Common Multiple of 28898 and 28908?

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 28898 and 28908 is 417691692.

LCM(28898,28908) = 417691692

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Least Common Multiple of 28898 and 28908 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28898 and 28908, than apply into the LCM equation.

GCF(28898,28908) = 2
LCM(28898,28908) = ( 28898 × 28908) / 2
LCM(28898,28908) = 835383384 / 2
LCM(28898,28908) = 417691692

Least Common Multiple (LCM) of 28898 and 28908 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28898 and 28908. First we will calculate the prime factors of 28898 and 28908.

Prime Factorization of 28898

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

28898 = 21 × 144491

Prime Factorization of 28908

Prime factors of 28908 are 2, 3, 11, 73. Prime factorization of 28908 in exponential form is:

28908 = 22 × 32 × 111 × 731

Now multiplying the highest exponent prime factors to calculate the LCM of 28898 and 28908.

LCM(28898,28908) = 22 × 144491 × 32 × 111 × 731
LCM(28898,28908) = 417691692