Base | Representation |
---|---|
bin | 110000110111… |
… | …001010011110 |
3 | 220002202110022 |
4 | 300313022132 |
5 | 11234340422 |
6 | 1134312142 |
7 | 213605423 |
oct | 60671236 |
9 | 26082408 |
10 | 12808862 |
11 | 7259540 |
12 | 4358652 |
13 | 2866211 |
14 | 19b5d4a |
15 | 11d0342 |
hex | c3729e |
12808862 has 8 divisors (see below), whose sum is σ = 20959992. Its totient is φ = 5822200.
The previous prime is 12808853. The next prime is 12808891. The reversal of 12808862 is 26880821.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291089 + ... + 291132.
It is an arithmetic number, because the mean of its divisors is an integer number (2619999).
Almost surely, 212808862 is an apocalyptic number.
12808862 is a deficient number, since it is larger than the sum of its proper divisors (8151130).
12808862 is a wasteful number, since it uses less digits than its factorization.
12808862 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 582234.
The product of its (nonzero) digits is 12288, while the sum is 35.
The square root of 12808862 is about 3578.9470518576. The cubic root of 12808862 is about 233.9753912807.
The spelling of 12808862 in words is "twelve million, eight hundred eight thousand, eight hundred sixty-two".
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