Base | Representation |
---|---|
bin | 1011011100011011011100 |
3 | 12122102021011 |
4 | 23130123130 |
5 | 1232000103 |
6 | 144145004 |
7 | 34333303 |
oct | 13343334 |
9 | 5572234 |
10 | 3000028 |
11 | 1769a69 |
12 | 1008164 |
13 | 810685 |
14 | 58143a |
15 | 3e3d6d |
hex | 2dc6dc |
3000028 has 12 divisors (see below), whose sum is σ = 5478480. Its totient is φ = 1434752.
The previous prime is 3000017. The next prime is 3000029. The reversal of 3000028 is 8200003.
It is a junction number, because it is equal to n+sod(n) for n = 2999981 and 3000017.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3000029) 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 3 ways as a sum of consecutive naturals, for example, 16213 + ... + 16396.
It is an arithmetic number, because the mean of its divisors is an integer number (456540).
Almost surely, 23000028 is an apocalyptic number.
It is an amenable number.
3000028 is a deficient number, since it is larger than the sum of its proper divisors (2478452).
3000028 is a wasteful number, since it uses less digits than its factorization.
3000028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32636 (or 32634 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 3000028 is about 1732.0588904538. The cubic root of 3000028 is about 144.2254057292.
The spelling of 3000028 in words is "three million, twenty-eight", and thus it is an aban number and an uban number.
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