Base | Representation |
---|---|
bin | 110111000111… |
… | …1111111001110 |
3 | 2000101100011111 |
4 | 1232033333032 |
5 | 24344320301 |
6 | 2511242234 |
7 | 500441266 |
oct | 156177716 |
9 | 60340144 |
10 | 28901326 |
11 | 1534aaa3 |
12 | 981937a |
13 | 5cabb9c |
14 | 3ba47a6 |
15 | 280d551 |
hex | 1b8ffce |
28901326 has 16 divisors (see below), whose sum is σ = 46422720. Its totient is φ = 13446400.
The previous prime is 28901311. The next prime is 28901387. The reversal of 28901326 is 62310982.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1750 + ... + 7801.
It is an arithmetic number, because the mean of its divisors is an integer number (2901420).
Almost surely, 228901326 is an apocalyptic number.
28901326 is a deficient number, since it is larger than the sum of its proper divisors (17521394).
28901326 is a wasteful number, since it uses less digits than its factorization.
28901326 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9659.
The product of its (nonzero) digits is 5184, while the sum is 31.
The square root of 28901326 is about 5375.9953497004. The cubic root of 28901326 is about 306.8828293748.
The spelling of 28901326 in words is "twenty-eight million, nine hundred one thousand, three hundred twenty-six".
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