Base | Representation |
---|---|
bin | 1010100001001011001110… |
… | …11011110011101111101100 |
3 | 10000220012220211020201110212 |
4 | 11100211213123303233230 |
5 | 11012431003330411134 |
6 | 121105500441521552 |
7 | 4605045201011300 |
oct | 520454733635754 |
9 | 100805824221425 |
10 | 23130134232044 |
11 | 7408486855414 |
12 | 27169371a32b8 |
13 | cba2157562b8 |
14 | 59d70c3a1d00 |
15 | 2a1a04105bce |
hex | 1509676f3bec |
23130134232044 has 72 divisors (see below), whose sum is σ = 48954938941440. Its totient is φ = 9524127463200.
The previous prime is 23130134232031. The next prime is 23130134232077. The reversal of 23130134232044 is 44023243103132.
It is a self number, because there is not a number n which added to its sum of digits gives 23130134232044.
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, 12848972 + ... + 14538099.
It is an arithmetic number, because the mean of its divisors is an integer number (679929707520).
Almost surely, 223130134232044 is an apocalyptic number.
It is an amenable number.
23130134232044 is an abundant number, since it is smaller than the sum of its proper divisors (25824804709396).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23130134232044 is a wasteful number, since it uses less digits than its factorization.
23130134232044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27387259 (or 27387250 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 32.
Adding to 23130134232044 its reverse (44023243103132), we get a palindrome (67153377335176).
The spelling of 23130134232044 in words is "twenty-three trillion, one hundred thirty billion, one hundred thirty-four million, two hundred thirty-two thousand, forty-four".
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