Base | Representation |
---|---|
bin | 1101011101101101010… |
… | …1111111010100111011 |
3 | 211010001121200011102000 |
4 | 3113123111333110323 |
5 | 12242212142211103 |
6 | 254132553312043 |
7 | 22466105052666 |
oct | 3273325772473 |
9 | 733047604360 |
10 | 231313241403 |
11 | 8a110326a02 |
12 | 389b6405623 |
13 | 18a747a729a |
14 | b2a4ad66dd |
15 | 603c506aa3 |
hex | 35db57f53b |
231313241403 has 32 divisors (see below), whose sum is σ = 363047065920. Its totient is φ = 145056614400.
The previous prime is 231313241339. The next prime is 231313241417. The reversal of 231313241403 is 304142313132.
It is a happy number.
231313241403 is a `hidden beast` number, since 2 + 3 + 1 + 3 + 13 + 241 + 403 = 666.
It is not a de Polignac number, because 231313241403 - 26 = 231313241339 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (231313248403) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 686751 + ... + 966567.
It is an arithmetic number, because the mean of its divisors is an integer number (11345220810).
Almost surely, 2231313241403 is an apocalyptic number.
231313241403 is a deficient number, since it is larger than the sum of its proper divisors (131733824517).
231313241403 is a wasteful number, since it uses less digits than its factorization.
231313241403 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 281644 (or 281638 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 27.
Adding to 231313241403 its reverse (304142313132), we get a palindrome (535455554535).
The spelling of 231313241403 in words is "two hundred thirty-one billion, three hundred thirteen million, two hundred forty-one thousand, four hundred three".
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