Base | Representation |
---|---|
bin | 10010100010011… |
… | …111011000010010 |
3 | 210200021000202022 |
4 | 102202133120102 |
5 | 1114111000224 |
6 | 50510251442 |
7 | 10464502556 |
oct | 2242373022 |
9 | 720230668 |
10 | 311031314 |
11 | 14a629480 |
12 | 881b6b82 |
13 | 4c590bc9 |
14 | 2d445866 |
15 | 1c48c65e |
hex | 1289f612 |
311031314 has 32 divisors (see below), whose sum is σ = 520091712. Its totient is φ = 138312000.
The previous prime is 311031299. The next prime is 311031359. The reversal of 311031314 is 413130113.
311031314 = 22282 + 22292 + ... + 22882.
It is a junction number, because it is equal to n+sod(n) for n = 311031292 and 311031301.
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 15 ways as a sum of consecutive naturals, for example, 304124 + ... + 305144.
It is an arithmetic number, because the mean of its divisors is an integer number (16252866).
Almost surely, 2311031314 is an apocalyptic number.
311031314 is a deficient number, since it is larger than the sum of its proper divisors (209060398).
311031314 is a wasteful number, since it uses less digits than its factorization.
311031314 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1322.
The product of its (nonzero) digits is 108, while the sum is 17.
The square root of 311031314 is about 17636.0798932189. The cubic root of 311031314 is about 677.5396337611.
Adding to 311031314 its reverse (413130113), we get a palindrome (724161427).
The spelling of 311031314 in words is "three hundred eleven million, thirty-one thousand, three hundred fourteen".
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