Base | Representation |
---|---|
bin | 1101011001001110110… |
… | …1000100001011001100 |
3 | 210222221212001210022122 |
4 | 3112103231010023030 |
5 | 12232232000043040 |
6 | 253413420232112 |
7 | 22424242020044 |
oct | 3262355041314 |
9 | 728855053278 |
10 | 230111331020 |
11 | 8965393593a |
12 | 3871b99b638 |
13 | 189127943cc |
14 | b1cd22a724 |
15 | 5ebbc401b5 |
hex | 3593b442cc |
230111331020 has 24 divisors (see below), whose sum is σ = 483250643568. Its totient is φ = 92041323200.
The previous prime is 230111330983. The next prime is 230111331059. The reversal of 230111331020 is 20133111032.
It is a self number, because there is not a number n which added to its sum of digits gives 230111331020.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 436790 + ... + 806850.
It is an arithmetic number, because the mean of its divisors is an integer number (20135443482).
Almost surely, 2230111331020 is an apocalyptic number.
230111331020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
230111331020 is an abundant number, since it is smaller than the sum of its proper divisors (253139312548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230111331020 is a wasteful number, since it uses less digits than its factorization.
230111331020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 401161 (or 401159 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 230111331020 its reverse (20133111032), we get a palindrome (250244442052).
The spelling of 230111331020 in words is "two hundred thirty billion, one hundred eleven million, three hundred thirty-one thousand, twenty".
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