Base | Representation |
---|---|
bin | 110110010101… |
… | …0011110111010 |
3 | 1222121012211211 |
4 | 1230222132322 |
5 | 24243014222 |
6 | 2454313334 |
7 | 464060200 |
oct | 154523672 |
9 | 58535754 |
10 | 28485562 |
11 | 15096696 |
12 | 965884a |
13 | 5b94881 |
14 | 3ad7070 |
15 | 277a277 |
hex | 1b2a7ba |
28485562 has 12 divisors (see below), whose sum is σ = 49704570. Its totient is φ = 12208056.
The previous prime is 28485553. The next prime is 28485563. The reversal of 28485562 is 26558482.
It can be written as a sum of positive squares in only one way, i.e., 16088121 + 12397441 = 4011^2 + 3521^2 .
It is a super-2 number, since 2×284855622 = 1622854484911688, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (28485563) 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, 145237 + ... + 145432.
Almost surely, 228485562 is an apocalyptic number.
28485562 is a deficient number, since it is larger than the sum of its proper divisors (21219008).
28485562 is a wasteful number, since it uses less digits than its factorization.
28485562 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 290685 (or 290678 counting only the distinct ones).
The product of its digits is 153600, while the sum is 40.
The square root of 28485562 is about 5337.1867121172. The cubic root of 28485562 is about 305.4041475669.
The spelling of 28485562 in words is "twenty-eight million, four hundred eighty-five thousand, five hundred sixty-two".
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