Base | Representation |
---|---|
bin | 11010000101110001… |
… | …100110100000100001 |
3 | 2200022100121121100210 |
4 | 122011301212200201 |
5 | 424333112120124 |
6 | 20511453004333 |
7 | 2011134366231 |
oct | 320561464041 |
9 | 80270547323 |
10 | 28014176289 |
11 | 109762aa310 |
12 | 5519a836a9 |
13 | 2845b42498 |
14 | 14da7ddcc1 |
15 | ade616a29 |
hex | 685c66821 |
28014176289 has 32 divisors (see below), whose sum is σ = 43059663360. Its totient is φ = 16022016000.
The previous prime is 28014176279. The next prime is 28014176293. The reversal of 28014176289 is 98267141082.
It is a happy number.
It is not a de Polignac number, because 28014176289 - 211 = 28014174241 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28014176279) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74214 + ... + 248064.
It is an arithmetic number, because the mean of its divisors is an integer number (1345614480).
Almost surely, 228014176289 is an apocalyptic number.
It is an amenable number.
28014176289 is a deficient number, since it is larger than the sum of its proper divisors (15045487071).
28014176289 is a wasteful number, since it uses less digits than its factorization.
28014176289 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 174141.
The product of its (nonzero) digits is 387072, while the sum is 48.
The spelling of 28014176289 in words is "twenty-eight billion, fourteen million, one hundred seventy-six thousand, two hundred eighty-nine".
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