Base | Representation |
---|---|
bin | 1001101001001100011100 |
3 | 11202102210200 |
4 | 21221030130 |
5 | 1121344103 |
6 | 130103500 |
7 | 30326226 |
oct | 11511434 |
9 | 4672720 |
10 | 2528028 |
11 | 1477388 |
12 | a1ab90 |
13 | 6a6899 |
14 | 49b416 |
15 | 34e0a3 |
hex | 26931c |
2528028 has 18 divisors (see below), whose sum is σ = 6390384. Its totient is φ = 842664.
The previous prime is 2528021. The next prime is 2528033. The reversal of 2528028 is 8208252.
It is a tau number, because it is divible by the number of its divisors (18).
It is a junction number, because it is equal to n+sod(n) for n = 2527992 and 2528010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2528021) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35076 + ... + 35147.
22528028 is an apocalyptic number.
It is an amenable number.
2528028 is an abundant number, since it is smaller than the sum of its proper divisors (3862356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2528028 is a wasteful number, since it uses less digits than its factorization.
2528028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70233 (or 70228 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 27.
The square root of 2528028 is about 1589.9773583294. The cubic root of 2528028 is about 136.2261950949.
The spelling of 2528028 in words is "two million, five hundred twenty-eight thousand, twenty-eight".
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