Base | Representation |
---|---|
bin | 1100011001100… |
… | …0000111010111 |
3 | 10121212001002200 |
4 | 3012120013113 |
5 | 101303101122 |
6 | 5054335543 |
7 | 1201010040 |
oct | 306300727 |
9 | 117761080 |
10 | 52003287 |
11 | 27399926 |
12 | 154ba5b3 |
13 | aa0a19b |
14 | 6c998c7 |
15 | 48735ac |
hex | 31981d7 |
52003287 has 24 divisors (see below), whose sum is σ = 86115744. Its totient is φ = 29623104.
The previous prime is 52003219. The next prime is 52003307. The reversal of 52003287 is 78230025.
52003287 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 52003287 - 211 = 52001239 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 52003287.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52003387) 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, 22393 + ... + 24605.
It is an arithmetic number, because the mean of its divisors is an integer number (3588156).
Almost surely, 252003287 is an apocalyptic number.
52003287 is a deficient number, since it is larger than the sum of its proper divisors (34112457).
52003287 is a wasteful number, since it uses less digits than its factorization.
52003287 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2599 (or 2596 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 27.
The square root of 52003287 is about 7211.3304597695. The cubic root of 52003287 is about 373.2589801084.
The spelling of 52003287 in words is "fifty-two million, three thousand, two hundred eighty-seven".
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