Base | Representation |
---|---|
bin | 10001000011000… |
… | …010011010110100 |
3 | 201221011202121101 |
4 | 101003002122310 |
5 | 1041204242022 |
6 | 44214055444 |
7 | 10042015342 |
oct | 2103023264 |
9 | 657152541 |
10 | 286009012 |
11 | 137498893 |
12 | 7b94a584 |
13 | 4733c803 |
14 | 29db0992 |
15 | 1a198627 |
hex | 110c26b4 |
286009012 has 6 divisors (see below), whose sum is σ = 500515778. Its totient is φ = 143004504.
The previous prime is 286008929. The next prime is 286009027. The reversal of 286009012 is 210900682.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 279424656 + 6584356 = 16716^2 + 2566^2 .
It is a super-2 number, since 2×2860090122 = 163602309890432288, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35751123 + ... + 35751130.
Almost surely, 2286009012 is an apocalyptic number.
It is an amenable number.
286009012 is a deficient number, since it is larger than the sum of its proper divisors (214506766).
286009012 is a wasteful number, since it uses less digits than its factorization.
286009012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71502257 (or 71502255 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 28.
The square root of 286009012 is about 16911.8009685545. The cubic root of 286009012 is about 658.8601476427.
Adding to 286009012 its reverse (210900682), we get a palindrome (496909694).
The spelling of 286009012 in words is "two hundred eighty-six million, nine thousand, twelve".
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