Base | Representation |
---|---|
bin | 1010100000111110001011… |
… | …11100111001110000100100 |
3 | 10000212112211200121110010120 |
4 | 11100133011330321300210 |
5 | 11012322132241444030 |
6 | 121102341433321540 |
7 | 4604406501204426 |
oct | 520370574716044 |
9 | 100775750543116 |
10 | 23123130031140 |
11 | 74055120a1627 |
12 | 27155015662b0 |
13 | cb966a60c219 |
14 | 59d246070816 |
15 | 2a174425c010 |
hex | 1507c5f39c24 |
23123130031140 has 24 divisors (see below), whose sum is σ = 64744764087360. Its totient is φ = 6166168008288.
The previous prime is 23123130031123. The next prime is 23123130031159. The reversal of 23123130031140 is 4113003132132.
It is a self number, because there is not a number n which added to its sum of digits gives 23123130031140.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192692750200 + ... + 192692750319.
It is an arithmetic number, because the mean of its divisors is an integer number (2697698503640).
Almost surely, 223123130031140 is an apocalyptic number.
23123130031140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23123130031140 is an abundant number, since it is smaller than the sum of its proper divisors (41621634056220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23123130031140 is a wasteful number, since it uses less digits than its factorization.
23123130031140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 385385500531 (or 385385500529 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 23123130031140 its reverse (4113003132132), we get a palindrome (27236133163272).
The spelling of 23123130031140 in words is "twenty-three trillion, one hundred twenty-three billion, one hundred thirty million, thirty-one thousand, one hundred forty".
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