Base | Representation |
---|---|
bin | 11010011011111100… |
… | …001110000010001111 |
3 | 2201021021101011200200 |
4 | 122123330032002033 |
5 | 431113312332013 |
6 | 21012415424543 |
7 | 2023301341464 |
oct | 323374160217 |
9 | 81237334620 |
10 | 28386058383 |
11 | 1104720a891 |
12 | 5602525153 |
13 | 28a4bba667 |
14 | 1533d6566b |
15 | b120c3e73 |
hex | 69bf0e08f |
28386058383 has 24 divisors (see below), whose sum is σ = 42289131456. Its totient is φ = 18337992000.
The previous prime is 28386058361. The next prime is 28386058411. The reversal of 28386058383 is 38385068382.
28386058383 is a `hidden beast` number, since 28 + 3 + 8 + 605 + 8 + 3 + 8 + 3 = 666.
It is not a de Polignac number, because 28386058383 - 216 = 28385992847 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28386058303) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 289488 + ... + 374933.
It is an arithmetic number, because the mean of its divisors is an integer number (1762047144).
Almost surely, 228386058383 is an apocalyptic number.
28386058383 is a deficient number, since it is larger than the sum of its proper divisors (13903073073).
28386058383 is a wasteful number, since it uses less digits than its factorization.
28386058383 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 664575 (or 664572 counting only the distinct ones).
The product of its (nonzero) digits is 6635520, while the sum is 54.
Subtracting 28386058383 from its reverse (38385068382), we obtain a palindrome (9999009999).
It can be divided in two parts, 283860 and 58383, that added together give a palindrome (342243).
The spelling of 28386058383 in words is "twenty-eight billion, three hundred eighty-six million, fifty-eight thousand, three hundred eighty-three".
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