Base | Representation |
---|---|
bin | 110111001100… |
… | …0010011110100 |
3 | 2000110001220221 |
4 | 1232120103310 |
5 | 24401413122 |
6 | 2512104124 |
7 | 500642542 |
oct | 156302364 |
9 | 60401827 |
10 | 28935412 |
11 | 15373670 |
12 | 9835044 |
13 | 5cc155c |
14 | 3bb2d92 |
15 | 28186c7 |
hex | 1b984f4 |
28935412 has 24 divisors (see below), whose sum is σ = 55399680. Its totient is φ = 13114560.
The previous prime is 28935407. The next prime is 28935419. The reversal of 28935412 is 21453982.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28935419) 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 7 ways as a sum of consecutive naturals, for example, 19389 + ... + 20827.
It is an arithmetic number, because the mean of its divisors is an integer number (2308320).
Almost surely, 228935412 is an apocalyptic number.
28935412 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
28935412 is a deficient number, since it is larger than the sum of its proper divisors (26464268).
28935412 is a wasteful number, since it uses less digits than its factorization.
28935412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1911 (or 1909 counting only the distinct ones).
The product of its digits is 17280, while the sum is 34.
The square root of 28935412 is about 5379.1646191579. The cubic root of 28935412 is about 307.0034270538.
The spelling of 28935412 in words is "twenty-eight million, nine hundred thirty-five thousand, four hundred twelve".
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