Base | Representation |
---|---|
bin | 10111101110100110… |
… | …110111000000111000 |
3 | 2102202121100112111102 |
4 | 113232212313000320 |
5 | 404134332010241 |
6 | 15412053550532 |
7 | 1561240301261 |
oct | 275646670070 |
9 | 72677315442 |
10 | 25478000696 |
11 | a894738025 |
12 | 4b30645448 |
13 | 2530588175 |
14 | 1339a53968 |
15 | 9e1b4239b |
hex | 5ee9b7038 |
25478000696 has 32 divisors (see below), whose sum is σ = 48169728000. Its totient is φ = 12632933376.
The previous prime is 25478000677. The next prime is 25478000777. The reversal of 25478000696 is 69600087452.
It is a self number, because there is not a number n which added to its sum of digits gives 25478000696.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1094345 + ... + 1117383.
It is an arithmetic number, because the mean of its divisors is an integer number (1505304000).
Almost surely, 225478000696 is an apocalyptic number.
25478000696 is the 92156-th octagonal number.
It is an amenable number.
25478000696 is a deficient number, since it is larger than the sum of its proper divisors (22691727304).
25478000696 is a wasteful number, since it uses less digits than its factorization.
25478000696 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24191 (or 24187 counting only the distinct ones).
The product of its (nonzero) digits is 725760, while the sum is 47.
The spelling of 25478000696 in words is "twenty-five billion, four hundred seventy-eight million, six hundred ninety-six", and thus it is an aban number.
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