Base | Representation |
---|---|
bin | 110100100001110010011011… |
… | …101001110000000000000100 |
3 | 1010021222022210202222112100010 |
4 | 310201302123221300000010 |
5 | 220240014044424031434 |
6 | 2135201133310550220 |
7 | 66442444462512543 |
oct | 6441623351600004 |
9 | 1107868722875303 |
10 | 231020312330244 |
11 | 67679189694688 |
12 | 21ab134b208370 |
13 | 9bba177c98788 |
14 | 410962ada215a |
15 | 1ba957d9929e9 |
hex | d21c9ba70004 |
231020312330244 has 12 divisors (see below), whose sum is σ = 539047395437264. Its totient is φ = 77006770776744.
The previous prime is 231020312330219. The next prime is 231020312330251. The reversal of 231020312330244 is 442033213020132.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (12).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9625846347082 + ... + 9625846347105.
Almost surely, 2231020312330244 is an apocalyptic number.
It is an amenable number.
231020312330244 is an abundant number, since it is smaller than the sum of its proper divisors (308027083107020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231020312330244 is a wasteful number, since it uses less digits than its factorization.
231020312330244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19251692694194 (or 19251692694192 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 30.
Adding to 231020312330244 its reverse (442033213020132), we get a palindrome (673053525350376).
The spelling of 231020312330244 in words is "two hundred thirty-one trillion, twenty billion, three hundred twelve million, three hundred thirty thousand, two hundred forty-four".
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