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What is the Least Common Multiple of 28862 and 28882?

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 28862 and 28882 is 416796142.

LCM(28862,28882) = 416796142

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Least Common Multiple of 28862 and 28882 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28862 and 28882, than apply into the LCM equation.

GCF(28862,28882) = 2
LCM(28862,28882) = ( 28862 × 28882) / 2
LCM(28862,28882) = 833592284 / 2
LCM(28862,28882) = 416796142

Least Common Multiple (LCM) of 28862 and 28882 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28862 and 28882. First we will calculate the prime factors of 28862 and 28882.

Prime Factorization of 28862

Prime factors of 28862 are 2, 14431. Prime factorization of 28862 in exponential form is:

28862 = 21 × 144311

Prime Factorization of 28882

Prime factors of 28882 are 2, 7, 2063. Prime factorization of 28882 in exponential form is:

28882 = 21 × 71 × 20631

Now multiplying the highest exponent prime factors to calculate the LCM of 28862 and 28882.

LCM(28862,28882) = 21 × 144311 × 71 × 20631
LCM(28862,28882) = 416796142