Base | Representation |
---|---|
bin | 10011001000111… |
… | …100101100100100 |
3 | 211101020020001012 |
4 | 103020330230210 |
5 | 1124201102433 |
6 | 51510321352 |
7 | 10646262056 |
oct | 2310745444 |
9 | 741206035 |
10 | 321112868 |
11 | 15529493a |
12 | 8b659258 |
13 | 516b091b |
14 | 3090b8d6 |
15 | 1d2ce848 |
hex | 1323cb24 |
321112868 has 12 divisors (see below), whose sum is σ = 562683660. Its totient is φ = 160346112.
The previous prime is 321112859. The next prime is 321112871. The reversal of 321112868 is 868211123.
It can be written as a sum of positive squares in 2 ways, for example, as 254657764 + 66455104 = 15958^2 + 8152^2 .
It is a super-3 number, since 3×3211128683 (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
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, 49121 + ... + 55272.
It is an arithmetic number, because the mean of its divisors is an integer number (46890305).
Almost surely, 2321112868 is an apocalyptic number.
It is an amenable number.
321112868 is a deficient number, since it is larger than the sum of its proper divisors (241570792).
321112868 is a wasteful number, since it uses less digits than its factorization.
321112868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 105166 (or 105164 counting only the distinct ones).
The product of its digits is 4608, while the sum is 32.
The square root of 321112868 is about 17919.6224290580. The cubic root of 321112868 is about 684.7823685712.
The spelling of 321112868 in words is "three hundred twenty-one million, one hundred twelve thousand, eight hundred sixty-eight".
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