Base | Representation |
---|---|
bin | 11111011000010110000 |
3 | 1221020112011 |
4 | 3323002300 |
5 | 230401042 |
6 | 34012304 |
7 | 11511610 |
oct | 3730260 |
9 | 1836464 |
10 | 1028272 |
11 | 642613 |
12 | 417094 |
13 | 2a005b |
14 | 1caa40 |
15 | 154a17 |
hex | fb0b0 |
1028272 has 20 divisors (see below), whose sum is σ = 2277136. Its totient is φ = 440640.
The previous prime is 1028263. The next prime is 1028273. The reversal of 1028272 is 2728201.
1028272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (1028273) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4479 + ... + 4702.
21028272 is an apocalyptic number.
It is an amenable number.
1028272 is an abundant number, since it is smaller than the sum of its proper divisors (1248864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1028272 is an equidigital number, since it uses as much as digits as its factorization.
1028272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9196 (or 9190 counting only the distinct ones).
The product of its (nonzero) digits is 448, while the sum is 22.
The square root of 1028272 is about 1014.0374746527. The cubic root of 1028272 is about 100.9336557403.
It can be divided in two parts, 10 and 28272, that added together give a palindrome (28282).
The spelling of 1028272 in words is "one million, twenty-eight thousand, two hundred seventy-two".
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