Base | Representation |
---|---|
bin | 110110111111… |
… | …0010100100010 |
3 | 2000020122220100 |
4 | 1231332110202 |
5 | 24340011322 |
6 | 2505523230 |
7 | 500020311 |
oct | 155762442 |
9 | 60218810 |
10 | 28828962 |
11 | 15300698 |
12 | 97a3516 |
13 | 5c84c76 |
14 | 3b86278 |
15 | 27e6dac |
hex | 1b7e522 |
28828962 has 12 divisors (see below), whose sum is σ = 62462790. Its totient is φ = 9609648.
The previous prime is 28828937. The next prime is 28828997. The reversal of 28828962 is 26982882.
It can be written as a sum of positive squares in only one way, i.e., 20061441 + 8767521 = 4479^2 + 2961^2 .
It is a super-2 number, since 2×288289622 = 1662218099994888, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 800787 + ... + 800822.
Almost surely, 228828962 is an apocalyptic number.
28828962 is an abundant number, since it is smaller than the sum of its proper divisors (33633828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28828962 is a wasteful number, since it uses less digits than its factorization.
28828962 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1601617 (or 1601614 counting only the distinct ones).
The product of its digits is 221184, while the sum is 45.
The square root of 28828962 is about 5369.2608429839. The cubic root of 28828962 is about 306.6264878573.
The spelling of 28828962 in words is "twenty-eight million, eight hundred twenty-eight thousand, nine hundred sixty-two".
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