Base | Representation |
---|---|
bin | 110101100101… |
… | …0110111011010 |
3 | 1221212022121100 |
4 | 1223022313122 |
5 | 24143001124 |
6 | 2442052230 |
7 | 460536312 |
oct | 153126732 |
9 | 57768540 |
10 | 28093914 |
11 | 14949412 |
12 | 94aa076 |
13 | 5a88524 |
14 | 3a34442 |
15 | 26ee1c9 |
hex | 1acadda |
28093914 has 24 divisors (see below), whose sum is σ = 61019712. Its totient is φ = 9341640.
The previous prime is 28093903. The next prime is 28093927. The reversal of 28093914 is 41939082.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6649 + ... + 10019.
It is an arithmetic number, because the mean of its divisors is an integer number (2542488).
Almost surely, 228093914 is an apocalyptic number.
28093914 is an abundant number, since it is smaller than the sum of its proper divisors (32925798).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28093914 is a wasteful number, since it uses less digits than its factorization.
28093914 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3842 (or 3839 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The square root of 28093914 is about 5300.3692324215. The cubic root of 28093914 is about 303.9980162036.
The spelling of 28093914 in words is "twenty-eight million, ninety-three thousand, nine hundred fourteen".
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