Base | Representation |
---|---|
bin | 1101011101101101010… |
… | …1110111101111001000 |
3 | 211010001121121120202111 |
4 | 3113123111313233020 |
5 | 12242212140212222 |
6 | 254132552512104 |
7 | 22466104563232 |
oct | 3273325675710 |
9 | 733047546674 |
10 | 231313210312 |
11 | 8a110305608 |
12 | 389b63ab634 |
13 | 18a747960a2 |
14 | b2a4ac9252 |
15 | 603c4ec777 |
hex | 35db577bc8 |
231313210312 has 16 divisors (see below), whose sum is σ = 443798601840. Its totient is φ = 112966916496.
The previous prime is 231313210243. The next prime is 231313210339. The reversal of 231313210312 is 213012313132.
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, 336210718 + ... + 336211405.
It is an arithmetic number, because the mean of its divisors is an integer number (27737412615).
Almost surely, 2231313210312 is an apocalyptic number.
It is an amenable number.
231313210312 is a deficient number, since it is larger than the sum of its proper divisors (212485391528).
231313210312 is a wasteful number, since it uses less digits than its factorization.
231313210312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 672422172 (or 672422168 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 231313210312 its reverse (213012313132), we get a palindrome (444325523444).
The spelling of 231313210312 in words is "two hundred thirty-one billion, three hundred thirteen million, two hundred ten thousand, three hundred twelve".
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