Base | Representation |
---|---|
bin | 10001001110100… |
… | …110010100100101 |
3 | 202010212201212100 |
4 | 101032212110211 |
5 | 1042443232103 |
6 | 44403042313 |
7 | 10106540130 |
oct | 2116462445 |
9 | 663781770 |
10 | 289039653 |
11 | 139178851 |
12 | 80970399 |
13 | 47b610a6 |
14 | 2a55d217 |
15 | 1a5965a3 |
hex | 113a6525 |
289039653 has 24 divisors (see below), whose sum is σ = 477637056. Its totient is φ = 164995200.
The previous prime is 289039637. The next prime is 289039703. The reversal of 289039653 is 356930982.
It is not a de Polignac number, because 289039653 - 24 = 289039637 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 289039599 and 289039608.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (289039603) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84058 + ... + 87428.
It is an arithmetic number, because the mean of its divisors is an integer number (19901544).
Almost surely, 2289039653 is an apocalyptic number.
It is an amenable number.
289039653 is a deficient number, since it is larger than the sum of its proper divisors (188597403).
289039653 is a wasteful number, since it uses less digits than its factorization.
289039653 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4745 (or 4742 counting only the distinct ones).
The product of its (nonzero) digits is 349920, while the sum is 45.
The square root of 289039653 is about 17001.1662247035. The cubic root of 289039653 is about 661.1791386837.
The spelling of 289039653 in words is "two hundred eighty-nine million, thirty-nine thousand, six hundred fifty-three".
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