Base | Representation |
---|---|
bin | 1101010100101011001… |
… | …0011101011001000000 |
3 | 210212210121011112222010 |
4 | 3111022302131121000 |
5 | 12222230312231011 |
6 | 253052200212520 |
7 | 22352025653265 |
oct | 3251262353100 |
9 | 725717145863 |
10 | 228888008256 |
11 | 8908634a396 |
12 | 3843a16a140 |
13 | 187791c529b |
14 | b11498926c |
15 | 5e496491a6 |
hex | 354ac9d640 |
228888008256 has 112 divisors (see below), whose sum is σ = 611812238400. Its totient is φ = 75514816512.
The previous prime is 228888008189. The next prime is 228888008257. The reversal of 228888008256 is 652800888822.
It is a junction number, because it is equal to n+sod(n) for n = 228888008196 and 228888008205.
It is not an unprimeable number, because it can be changed into a prime (228888008257) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21320266 + ... + 21330998.
Almost surely, 2228888008256 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 228888008256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (305906119200).
228888008256 is an abundant number, since it is smaller than the sum of its proper divisors (382924230144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
228888008256 is a wasteful number, since it uses less digits than its factorization.
228888008256 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11876 (or 11866 counting only the distinct ones).
The product of its (nonzero) digits is 7864320, while the sum is 57.
The spelling of 228888008256 in words is "two hundred twenty-eight billion, eight hundred eighty-eight million, eight thousand, two hundred fifty-six".
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