Base | Representation |
---|---|
bin | 11011100100010… |
… | …11101001010000 |
3 | 121010011011022012 |
4 | 31302023221100 |
5 | 433200234304 |
6 | 34540402052 |
7 | 5505444425 |
oct | 1562135120 |
9 | 533134265 |
10 | 231258704 |
11 | 1095a30a6 |
12 | 65546328 |
13 | 38bb0191 |
14 | 229dbd4c |
15 | 1548116e |
hex | dc8ba50 |
231258704 has 10 divisors (see below), whose sum is σ = 448063770. Its totient is φ = 115629344.
The previous prime is 231258691. The next prime is 231258707. The reversal of 231258704 is 407852132.
It can be written as a sum of positive squares in only one way, i.e., 180848704 + 50410000 = 13448^2 + 7100^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231258707) by changing a digit.
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 as a sum of consecutive naturals, namely, 7226819 + ... + 7226850.
It is an arithmetic number, because the mean of its divisors is an integer number (44806377).
Almost surely, 2231258704 is an apocalyptic number.
It is an amenable number.
231258704 is a deficient number, since it is larger than the sum of its proper divisors (216805066).
231258704 is a wasteful number, since it uses less digits than its factorization.
231258704 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14453677 (or 14453671 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 32.
The square root of 231258704 is about 15207.1925088098. The cubic root of 231258704 is about 613.8082139287.
It can be divided in two parts, 2312 and 58704, that added together give a palindrome (61016).
The spelling of 231258704 in words is "two hundred thirty-one million, two hundred fifty-eight thousand, seven hundred four".
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