Base | Representation |
---|---|
bin | 1010100100000111010110… |
… | …10100000001011010110111 |
3 | 10001020212121110112201010200 |
4 | 11102003223110001122313 |
5 | 11021104324020444343 |
6 | 121224122333451543 |
7 | 4615252040436663 |
oct | 522035324013267 |
9 | 101225543481120 |
10 | 23231131031223 |
11 | 74472a3918495 |
12 | 2732422940bb3 |
13 | cc68bc92202b |
14 | 5a456d9798a3 |
15 | 2a4465add4d3 |
hex | 1520eb5016b7 |
23231131031223 has 12 divisors (see below), whose sum is σ = 33556123146000. Its totient is φ = 15487399922976.
The previous prime is 23231131031209. The next prime is 23231131031237. The reversal of 23231131031223 is 32213013113232.
23231131031223 is a `hidden beast` number, since 2 + 3 + 2 + 3 + 11 + 310 + 312 + 23 = 666.
It is an interprime number because it is at equal distance from previous prime (23231131031209) and next prime (23231131031237).
It is not a de Polignac number, because 23231131031223 - 216 = 23231130965687 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23231131031203) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8603278 + ... + 10976276.
It is an arithmetic number, because the mean of its divisors is an integer number (2796343595500).
Almost surely, 223231131031223 is an apocalyptic number.
23231131031223 is a deficient number, since it is larger than the sum of its proper divisors (10324992114777).
23231131031223 is a wasteful number, since it uses less digits than its factorization.
23231131031223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3460758 (or 3460755 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 27.
Adding to 23231131031223 its reverse (32213013113232), we get a palindrome (55444144144455).
The spelling of 23231131031223 in words is "twenty-three trillion, two hundred thirty-one billion, one hundred thirty-one million, thirty-one thousand, two hundred twenty-three".
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