Base | Representation |
---|---|
bin | 11000100000100000… |
… | …110001001111110100 |
3 | 2111220221210222012220 |
4 | 120200200301033310 |
5 | 412343201440022 |
6 | 20031123242340 |
7 | 1621055030151 |
oct | 304040611764 |
9 | 74827728186 |
10 | 26315265012 |
11 | 10184310103 |
12 | 5124b193b0 |
13 | 2634b8763a |
14 | 13b8d1d228 |
15 | a403ca85c |
hex | 6208313f4 |
26315265012 has 48 divisors (see below), whose sum is σ = 66210446400. Its totient is φ = 8107395840.
The previous prime is 26315264981. The next prime is 26315265017. The reversal of 26315265012 is 21056251362.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26315265017) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1398187 + ... + 1416882.
It is an arithmetic number, because the mean of its divisors is an integer number (1379384300).
Almost surely, 226315265012 is an apocalyptic number.
It is an amenable number.
26315265012 is an abundant number, since it is smaller than the sum of its proper divisors (39895181388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26315265012 is a wasteful number, since it uses less digits than its factorization.
26315265012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2815136 (or 2815134 counting only the distinct ones).
The product of its (nonzero) digits is 21600, while the sum is 33.
The spelling of 26315265012 in words is "twenty-six billion, three hundred fifteen million, two hundred sixty-five thousand, twelve".
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