Base | Representation |
---|---|
bin | 1010011101110001011111… |
… | …00101111000010010110111 |
3 | 10000111001011210101120101200 |
4 | 11032320233211320102313 |
5 | 11004022100201343111 |
6 | 120540044451423543 |
7 | 4563436241624331 |
oct | 516705745702267 |
9 | 100431153346350 |
10 | 23013233231031 |
11 | 737294822908a |
12 | 26b81512b4bb3 |
13 | cac1a5606454 |
14 | 597bbc872451 |
15 | 29d96124c256 |
hex | 14ee2f9784b7 |
23013233231031 has 6 divisors (see below), whose sum is σ = 33241336889280. Its totient is φ = 15342155487348.
The previous prime is 23013233231029. The next prime is 23013233231089. The reversal of 23013233231031 is 13013233231032.
23013233231031 is a `hidden beast` number, since 2 + 3 + 0 + 1 + 323 + 323 + 10 + 3 + 1 = 666.
It is not a de Polignac number, because 23013233231031 - 21 = 23013233231029 is a prime.
It is a super-2 number, since 2×230132332310312 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 23013233230986 and 23013233231004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23013233231431) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1278512957271 + ... + 1278512957288.
It is an arithmetic number, because the mean of its divisors is an integer number (5540222814880).
Almost surely, 223013233231031 is an apocalyptic number.
23013233231031 is a deficient number, since it is larger than the sum of its proper divisors (10228103658249).
23013233231031 is a wasteful number, since it uses less digits than its factorization.
23013233231031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2557025914565 (or 2557025914562 counting only the distinct ones).
The product of its (nonzero) digits is 5832, while the sum is 27.
Adding to 23013233231031 its reverse (13013233231032), we get a palindrome (36026466462063).
Subtracting from 23013233231031 its reverse (13013233231032), we obtain a palindrome (9999999999999).
The spelling of 23013233231031 in words is "twenty-three trillion, thirteen billion, two hundred thirty-three million, two hundred thirty-one thousand, thirty-one".
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