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What is the Least Common Multiple of 28868 and 28888?

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 28868 and 28888 is 208484696.

LCM(28868,28888) = 208484696

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Least Common Multiple of 28868 and 28888 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28868 and 28888, than apply into the LCM equation.

GCF(28868,28888) = 4
LCM(28868,28888) = ( 28868 × 28888) / 4
LCM(28868,28888) = 833938784 / 4
LCM(28868,28888) = 208484696

Least Common Multiple (LCM) of 28868 and 28888 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28868 and 28888. First we will calculate the prime factors of 28868 and 28888.

Prime Factorization of 28868

Prime factors of 28868 are 2, 7, 1031. Prime factorization of 28868 in exponential form is:

28868 = 22 × 71 × 10311

Prime Factorization of 28888

Prime factors of 28888 are 2, 23, 157. Prime factorization of 28888 in exponential form is:

28888 = 23 × 231 × 1571

Now multiplying the highest exponent prime factors to calculate the LCM of 28868 and 28888.

LCM(28868,28888) = 23 × 71 × 10311 × 231 × 1571
LCM(28868,28888) = 208484696