Base | Representation |
---|---|
bin | 110100101001010001001111… |
… | …101001110000101101010101 |
3 | 1010100210110211202100212200001 |
4 | 310221101033221300231111 |
5 | 220321430004413341440 |
6 | 2140233241132251301 |
7 | 66524545046136460 |
oct | 6451211751605525 |
9 | 1110713752325601 |
10 | 231534433340245 |
11 | 67857224591982 |
12 | 21b74b11310b31 |
13 | 9c267ac813c69 |
14 | 412647d79c2d7 |
15 | 1bb7b1e15db9a |
hex | d2944fa70b55 |
231534433340245 has 16 divisors (see below), whose sum is σ = 327775935126528. Its totient is φ = 153644969589120.
The previous prime is 231534433340233. The next prime is 231534433340269. The reversal of 231534433340245 is 542043334435132.
231534433340245 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 231534433340245 - 25 = 231534433340213 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 231534433340195 and 231534433340204.
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, 106697894464 + ... + 106697896633.
It is an arithmetic number, because the mean of its divisors is an integer number (20485995945408).
Almost surely, 2231534433340245 is an apocalyptic number.
It is an amenable number.
231534433340245 is a deficient number, since it is larger than the sum of its proper divisors (96241501786283).
231534433340245 is a wasteful number, since it uses less digits than its factorization.
231534433340245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 213395791140.
The product of its (nonzero) digits is 6220800, while the sum is 46.
Adding to 231534433340245 its reverse (542043334435132), we get a palindrome (773577767775377).
The spelling of 231534433340245 in words is "two hundred thirty-one trillion, five hundred thirty-four billion, four hundred thirty-three million, three hundred forty thousand, two hundred forty-five".
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