Base | Representation |
---|---|
bin | 1110110101111110000… |
… | …1011010011110110101 |
3 | 220101012210010222212212 |
4 | 3231133201122132311 |
5 | 13134222422241310 |
6 | 313051544223205 |
7 | 24265164250604 |
oct | 3553741323665 |
9 | 811183128785 |
10 | 255005665205 |
11 | 99169060645 |
12 | 41508a6ab05 |
13 | 1b07c152275 |
14 | c4b1549a3b |
15 | 69774de205 |
hex | 3b5f85a7b5 |
255005665205 has 16 divisors (see below), whose sum is σ = 320824796544. Its totient is φ = 194209942080.
The previous prime is 255005665183. The next prime is 255005665247. The reversal of 255005665205 is 502566500552.
It is not a de Polignac number, because 255005665205 - 26 = 255005665141 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5230334 + ... + 5278863.
It is an arithmetic number, because the mean of its divisors is an integer number (20051549784).
Almost surely, 2255005665205 is an apocalyptic number.
It is an amenable number.
255005665205 is a deficient number, since it is larger than the sum of its proper divisors (65819131339).
255005665205 is a wasteful number, since it uses less digits than its factorization.
255005665205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10509436.
The product of its (nonzero) digits is 450000, while the sum is 41.
The spelling of 255005665205 in words is "two hundred fifty-five billion, five million, six hundred sixty-five thousand, two hundred five".
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