Base | Representation |
---|---|
bin | 10001001110100… |
… | …100001011111110 |
3 | 202010212021212112 |
4 | 101032210023332 |
5 | 1042442442120 |
6 | 44402534022 |
7 | 10106502500 |
oct | 2116441376 |
9 | 663767775 |
10 | 289030910 |
11 | 139172223 |
12 | 80967312 |
13 | 47b5a10c |
14 | 2a559d70 |
15 | 1a593bc5 |
hex | 113a42fe |
289030910 has 24 divisors (see below), whose sum is σ = 605196360. Its totient is φ = 99096144.
The previous prime is 289030909. The next prime is 289030919. The reversal of 289030910 is 19030982.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (289030919) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 294440 + ... + 295419.
It is an arithmetic number, because the mean of its divisors is an integer number (25216515).
Almost surely, 2289030910 is an apocalyptic number.
289030910 is an abundant number, since it is smaller than the sum of its proper divisors (316165450).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
289030910 is a wasteful number, since it uses less digits than its factorization.
289030910 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 589880 (or 589873 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 32.
The square root of 289030910 is about 17000.9090933397. The cubic root of 289030910 is about 661.1724720696.
The spelling of 289030910 in words is "two hundred eighty-nine million, thirty thousand, nine hundred ten".
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