Base | Representation |
---|---|
bin | 11010110110010010… |
… | …001000100111111011 |
3 | 2202102001222200201020 |
4 | 122312102020213323 |
5 | 433014432323003 |
6 | 21124324153523 |
7 | 2040246023211 |
oct | 326622104773 |
9 | 82361880636 |
10 | 28828011003 |
11 | 1125372a390 |
12 | 57065388a3 |
13 | 294562a49c |
14 | 157692acb1 |
15 | b3acc2d53 |
hex | 6b64889fb |
28828011003 has 16 divisors (see below), whose sum is σ = 44138582400. Its totient is φ = 16551967680.
The previous prime is 28828010987. The next prime is 28828011011. The reversal of 28828011003 is 30011082882.
It is not a de Polignac number, because 28828011003 - 24 = 28828010987 is a prime.
It is a super-3 number, since 3×288280110033 (a number of 32 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is not an unprimeable number, because it can be changed into a prime (28828011013) 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 15 ways as a sum of consecutive naturals, for example, 22988218 + ... + 22989471.
It is an arithmetic number, because the mean of its divisors is an integer number (2758661400).
Almost surely, 228828011003 is an apocalyptic number.
28828011003 is a deficient number, since it is larger than the sum of its proper divisors (15310571397).
28828011003 is a wasteful number, since it uses less digits than its factorization.
28828011003 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45977722.
The product of its (nonzero) digits is 6144, while the sum is 33.
Adding to 28828011003 its reverse (30011082882), we get a palindrome (58839093885).
The spelling of 28828011003 in words is "twenty-eight billion, eight hundred twenty-eight million, eleven thousand, three".
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