Base | Representation |
---|---|
bin | 110101111010… |
… | …0110101111110 |
3 | 1222012001110111 |
4 | 1223310311332 |
5 | 24214001404 |
6 | 2445500234 |
7 | 462153511 |
oct | 153646576 |
9 | 58161414 |
10 | 28265854 |
11 | 14a56611 |
12 | 957167a |
13 | 5b18876 |
14 | 3a7ad78 |
15 | 2735104 |
hex | 1af4d7e |
28265854 has 16 divisors (see below), whose sum is σ = 44372448. Its totient is φ = 13489632.
The previous prime is 28265843. The next prime is 28265879. The reversal of 28265854 is 45856282.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319 + ... + 7525.
It is an arithmetic number, because the mean of its divisors is an integer number (2773278).
Almost surely, 228265854 is an apocalyptic number.
28265854 is a deficient number, since it is larger than the sum of its proper divisors (16106594).
28265854 is a wasteful number, since it uses less digits than its factorization.
28265854 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7299.
The product of its digits is 153600, while the sum is 40.
The square root of 28265854 is about 5316.5641160434. The cubic root of 28265854 is about 304.6169301687.
The spelling of 28265854 in words is "twenty-eight million, two hundred sixty-five thousand, eight hundred fifty-four".
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