Base | Representation |
---|---|
bin | 11011100100000… |
… | …11110110000011 |
3 | 121010002112110220 |
4 | 31302003312003 |
5 | 433143224010 |
6 | 34535554123 |
7 | 5505252324 |
oct | 1562036603 |
9 | 533075426 |
10 | 231226755 |
11 | 1095810a1 |
12 | 6552b943 |
13 | 38b9b786 |
14 | 229d044b |
15 | 15476970 |
hex | dc83d83 |
231226755 has 16 divisors (see below), whose sum is σ = 371408544. Its totient is φ = 122839040.
The previous prime is 231226739. The next prime is 231226769. The reversal of 231226755 is 557622132.
231226755 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 231226755 - 24 = 231226739 is a prime.
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, 26136 + ... + 33845.
It is an arithmetic number, because the mean of its divisors is an integer number (23213034).
Almost surely, 2231226755 is an apocalyptic number.
231226755 is a deficient number, since it is larger than the sum of its proper divisors (140181789).
231226755 is a wasteful number, since it uses less digits than its factorization.
231226755 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60246.
The product of its digits is 25200, while the sum is 33.
The square root of 231226755 is about 15206.1420156462. The cubic root of 231226755 is about 613.7799462189.
Adding to 231226755 its reverse (557622132), we get a palindrome (788848887).
The spelling of 231226755 in words is "two hundred thirty-one million, two hundred twenty-six thousand, seven hundred fifty-five".
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