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What is the Least Common Multiple of 28264 and 28282?

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 28264 and 28282 is 399681224.

LCM(28264,28282) = 399681224

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Least Common Multiple of 28264 and 28282 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28264 and 28282, than apply into the LCM equation.

GCF(28264,28282) = 2
LCM(28264,28282) = ( 28264 × 28282) / 2
LCM(28264,28282) = 799362448 / 2
LCM(28264,28282) = 399681224

Least Common Multiple (LCM) of 28264 and 28282 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28264 and 28282. First we will calculate the prime factors of 28264 and 28282.

Prime Factorization of 28264

Prime factors of 28264 are 2, 3533. Prime factorization of 28264 in exponential form is:

28264 = 23 × 35331

Prime Factorization of 28282

Prime factors of 28282 are 2, 79, 179. Prime factorization of 28282 in exponential form is:

28282 = 21 × 791 × 1791

Now multiplying the highest exponent prime factors to calculate the LCM of 28264 and 28282.

LCM(28264,28282) = 23 × 35331 × 791 × 1791
LCM(28264,28282) = 399681224