Base | Representation |
---|---|
bin | 110110011110… |
… | …0001101110000 |
3 | 1222201220110211 |
4 | 1230330031300 |
5 | 24302330232 |
6 | 2500033504 |
7 | 464512015 |
oct | 154741560 |
9 | 58656424 |
10 | 28558192 |
11 | 15136213 |
12 | 9692894 |
13 | 5bbb950 |
14 | 3b1570c |
15 | 2791a47 |
hex | 1b3c370 |
28558192 has 80 divisors (see below), whose sum is σ = 63551488. Its totient is φ = 12337920.
The previous prime is 28558171. The next prime is 28558199. The reversal of 28558192 is 29185582.
Its product of digits (57600) is a multiple of the sum of its prime divisors (192).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28558199) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 277213 + ... + 277315.
Almost surely, 228558192 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 28558192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31775744).
28558192 is an abundant number, since it is smaller than the sum of its proper divisors (34993296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28558192 is a wasteful number, since it uses less digits than its factorization.
28558192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 198 (or 192 counting only the distinct ones).
The product of its digits is 57600, while the sum is 40.
The square root of 28558192 is about 5343.9865269291. The cubic root of 28558192 is about 305.6634915548.
The spelling of 28558192 in words is "twenty-eight million, five hundred fifty-eight thousand, one hundred ninety-two".
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