Base | Representation |
---|---|
bin | 10101100001111100… |
… | …010010011001100000 |
3 | 2012200010122121220100 |
4 | 111201330102121200 |
5 | 334321203433212 |
6 | 14341551342400 |
7 | 1445613005430 |
oct | 254174223140 |
9 | 65603577810 |
10 | 23118030432 |
11 | 9893586482 |
12 | 4592221a00 |
13 | 2245676763 |
14 | 11944542c0 |
15 | 904876bdc |
hex | 561f12660 |
23118030432 has 144 divisors (see below), whose sum is σ = 75554519040. Its totient is φ = 6568148736.
The previous prime is 23118030401. The next prime is 23118030511. The reversal of 23118030432 is 23403081132.
23118030432 is a `hidden beast` number, since 23 + 1 + 180 + 30 + 432 = 666.
It is a tau number, because it is divible by the number of its divisors (144).
It is a junction number, because it is equal to n+sod(n) for n = 23118030396 and 23118030405.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 328833 + ... + 392895.
It is an arithmetic number, because the mean of its divisors is an integer number (524684160).
Almost surely, 223118030432 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23118030432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37777259520).
23118030432 is an abundant number, since it is smaller than the sum of its proper divisors (52436488608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23118030432 is a wasteful number, since it uses less digits than its factorization.
23118030432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64265 (or 64254 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
The spelling of 23118030432 in words is "twenty-three billion, one hundred eighteen million, thirty thousand, four hundred thirty-two".
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