Base | Representation |
---|---|
bin | 11011100011000… |
… | …00111010000111 |
3 | 121002211021011220 |
4 | 31301200322013 |
5 | 433124134110 |
6 | 34532531423 |
7 | 5504115165 |
oct | 1561407207 |
9 | 532737156 |
10 | 231083655 |
11 | 109493630 |
12 | 65480b73 |
13 | 38b4b5ba |
14 | 22994235 |
15 | 15449370 |
hex | dc60e87 |
231083655 has 16 divisors (see below), whose sum is σ = 403346304. Its totient is φ = 112040480.
The previous prime is 231083647. The next prime is 231083683. The reversal of 231083655 is 556380132.
231083655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 231083655 - 23 = 231083647 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 700089 + ... + 700418.
It is an arithmetic number, because the mean of its divisors is an integer number (25209144).
Almost surely, 2231083655 is an apocalyptic number.
231083655 is a deficient number, since it is larger than the sum of its proper divisors (172262649).
231083655 is a wasteful number, since it uses less digits than its factorization.
231083655 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1400526.
The product of its (nonzero) digits is 21600, while the sum is 33.
The square root of 231083655 is about 15201.4359519093. The cubic root of 231083655 is about 613.6533028071.
The spelling of 231083655 in words is "two hundred thirty-one million, eighty-three thousand, six hundred fifty-five".
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