Base | Representation |
---|---|
bin | 110100101001100010000000… |
… | …011010111011010011011111 |
3 | 1010100212012022001220021000101 |
4 | 310221202000122323103133 |
5 | 220322223334414414010 |
6 | 2140245415105241531 |
7 | 66526053052146343 |
oct | 6451420032732337 |
9 | 1110765261807011 |
10 | 231552431404255 |
11 | 6786391aa71845 |
12 | 21b784b49332a7 |
13 | 9c283ba517290 |
14 | 41272a9c43623 |
15 | 1bb832428373a |
hex | d298806bb4df |
231552431404255 has 32 divisors (see below), whose sum is σ = 308891617026048. Its totient is φ = 165475699113600.
The previous prime is 231552431404243. The next prime is 231552431404433. The reversal of 231552431404255 is 552404134255132.
231552431404255 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 231552431404255 - 29 = 231552431403743 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 671400910 + ... + 671745700.
It is an arithmetic number, because the mean of its divisors is an integer number (9652863032064).
Almost surely, 2231552431404255 is an apocalyptic number.
231552431404255 is a deficient number, since it is larger than the sum of its proper divisors (77339185621793).
231552431404255 is a wasteful number, since it uses less digits than its factorization.
231552431404255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 678127.
The product of its (nonzero) digits is 2880000, while the sum is 46.
Adding to 231552431404255 its reverse (552404134255132), we get a palindrome (783956565659387).
The spelling of 231552431404255 in words is "two hundred thirty-one trillion, five hundred fifty-two billion, four hundred thirty-one million, four hundred four thousand, two hundred fifty-five".
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