Base | Representation |
---|---|
bin | 1011011110001110111110… |
… | …10000110100100101100100 |
3 | 10022022210002212122000000020 |
4 | 11233013133100310211210 |
5 | 11301314111144031101 |
6 | 125353342434115140 |
7 | 5212445361262050 |
oct | 557073720644544 |
9 | 108283085560006 |
10 | 25228088658276 |
11 | 8047199397469 |
12 | 29b5457a1bab0 |
13 | 110ccc9a8720a |
14 | 633090352c60 |
15 | 2db391957136 |
hex | 16f1df434964 |
25228088658276 has 96 divisors (see below), whose sum is σ = 67830032105472. Its totient is φ = 7148589759360.
The previous prime is 25228088658257. The next prime is 25228088658373. The reversal of 25228088658276 is 67285688082252.
It is a self number, because there is not a number n which added to its sum of digits gives 25228088658276.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28116541 + ... + 28999931.
It is an arithmetic number, because the mean of its divisors is an integer number (706562834432).
Almost surely, 225228088658276 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 25228088658276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33915016052736).
25228088658276 is an abundant number, since it is smaller than the sum of its proper divisors (42601943447196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25228088658276 is a wasteful number, since it uses less digits than its factorization.
25228088658276 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 886209 (or 886207 counting only the distinct ones).
The product of its (nonzero) digits is 412876800, while the sum is 69.
The spelling of 25228088658276 in words is "twenty-five trillion, two hundred twenty-eight billion, eighty-eight million, six hundred fifty-eight thousand, two hundred seventy-six".
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