Base | Representation |
---|---|
bin | 10010100010011… |
… | …010001101000101 |
3 | 210200012221200020 |
4 | 102202122031011 |
5 | 1114104310432 |
6 | 50510005353 |
7 | 10464354015 |
oct | 2242321505 |
9 | 720187606 |
10 | 311010117 |
11 | 14a614560 |
12 | 881a6859 |
13 | 4c584372 |
14 | 2d43bc45 |
15 | 1c48622c |
hex | 1289a345 |
311010117 has 32 divisors (see below), whose sum is σ = 473527296. Its totient is φ = 179731200.
The previous prime is 311010109. The next prime is 311010143. The reversal of 311010117 is 711010113.
It is not a de Polignac number, because 311010117 - 23 = 311010109 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 311010096 and 311010105.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (311010017) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 449742 + ... + 450432.
It is an arithmetic number, because the mean of its divisors is an integer number (14797728).
Almost surely, 2311010117 is an apocalyptic number.
It is an amenable number.
311010117 is a deficient number, since it is larger than the sum of its proper divisors (162517179).
311010117 is a wasteful number, since it uses less digits than its factorization.
311010117 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1321.
The product of its (nonzero) digits is 21, while the sum is 15.
The square root of 311010117 is about 17635.4789274349. The cubic root of 311010117 is about 677.5242418127.
The spelling of 311010117 in words is "three hundred eleven million, ten thousand, one hundred seventeen".
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