Base | Representation |
---|---|
bin | 11000010000110000… |
… | …01100001111010101 |
3 | 1020121202200222200002 |
4 | 30020120030033111 |
5 | 203134004224310 |
6 | 5552300501045 |
7 | 640532410361 |
oct | 141030141725 |
9 | 36552628602 |
10 | 13025461205 |
11 | 5584595879 |
12 | 263624a785 |
13 | 12c7747ac3 |
14 | 8b7cb62a1 |
15 | 5137d0da5 |
hex | 30860c3d5 |
13025461205 has 16 divisors (see below), whose sum is σ = 15673996800. Its totient is φ = 10391451840.
The previous prime is 13025461187. The next prime is 13025461219. The reversal of 13025461205 is 50216452031.
It is not a de Polignac number, because 13025461205 - 210 = 13025460181 is a prime.
It is a Curzon 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, 3263351 + ... + 3267339.
It is an arithmetic number, because the mean of its divisors is an integer number (979624800).
Almost surely, 213025461205 is an apocalyptic number.
It is an amenable number.
13025461205 is a deficient number, since it is larger than the sum of its proper divisors (2648535595).
13025461205 is an equidigital number, since it uses as much as digits as its factorization.
13025461205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5644.
The product of its (nonzero) digits is 7200, while the sum is 29.
The spelling of 13025461205 in words is "thirteen billion, twenty-five million, four hundred sixty-one thousand, two hundred five".
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