Base | Representation |
---|---|
bin | 1111001000110111111… |
… | …1101101111001000101 |
3 | 220212022110000120220102 |
4 | 3302031333231321011 |
5 | 13230121031001021 |
6 | 315251304013445 |
7 | 24535014212615 |
oct | 3621577557105 |
9 | 825273016812 |
10 | 260080328261 |
11 | a0332624056 |
12 | 424a4461285 |
13 | 1b6aa5c2c80 |
14 | c8334c4a45 |
15 | 6b72c9300b |
hex | 3c8dfede45 |
260080328261 has 16 divisors (see below), whose sum is σ = 287665741440. Its totient is φ = 233619180480.
The previous prime is 260080328239. The next prime is 260080328311. The reversal of 260080328261 is 162823080062.
It is a cyclic number.
It is not a de Polignac number, because 260080328261 - 214 = 260080311877 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (260080321261) 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, 714425 + ... + 1015166.
It is an arithmetic number, because the mean of its divisors is an integer number (17979108840).
Almost surely, 2260080328261 is an apocalyptic number.
It is an amenable number.
260080328261 is a deficient number, since it is larger than the sum of its proper divisors (27585413179).
260080328261 is a wasteful number, since it uses less digits than its factorization.
260080328261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1729916.
The product of its (nonzero) digits is 55296, while the sum is 38.
The spelling of 260080328261 in words is "two hundred sixty billion, eighty million, three hundred twenty-eight thousand, two hundred sixty-one".
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