Base | Representation |
---|---|
bin | 110010001011… |
… | …0001100001101 |
3 | 1211111110002010 |
4 | 1210112030031 |
5 | 23213232133 |
6 | 2335451433 |
7 | 436406550 |
oct | 144261415 |
9 | 54443063 |
10 | 26305293 |
11 | 13937613 |
12 | 8986b79 |
13 | 55b0381 |
14 | 36ca697 |
15 | 2499263 |
hex | 191630d |
26305293 has 16 divisors (see below), whose sum is σ = 41017856. Its totient is φ = 14681520.
The previous prime is 26305283. The next prime is 26305309. The reversal of 26305293 is 39250362.
It is not a de Polignac number, because 26305293 - 29 = 26304781 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 26305293.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (26305283) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13663 + ... + 15468.
It is an arithmetic number, because the mean of its divisors is an integer number (2563616).
Almost surely, 226305293 is an apocalyptic number.
It is an amenable number.
26305293 is a deficient number, since it is larger than the sum of its proper divisors (14712563).
26305293 is a wasteful number, since it uses less digits than its factorization.
26305293 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29184.
The product of its (nonzero) digits is 9720, while the sum is 30.
The square root of 26305293 is about 5128.8685886850. The cubic root of 26305293 is about 297.4046225810.
The spelling of 26305293 in words is "twenty-six million, three hundred five thousand, two hundred ninety-three".
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