Base | Representation |
---|---|
bin | 100001101001100001101… |
… | …100000011100011101001 |
3 | 22012001112100101001201112 |
4 | 201221201230003203221 |
5 | 300341123311002410 |
6 | 4530134221400105 |
7 | 326026504061066 |
oct | 41514154034351 |
9 | 8161470331645 |
10 | 2312331344105 |
11 | 811721841462 |
12 | 31418b109035 |
13 | 13a08a07b2a3 |
14 | 7dcbb621c6d |
15 | 4023805d105 |
hex | 21a61b038e9 |
2312331344105 has 32 divisors (see below), whose sum is σ = 2857646088864. Its totient is φ = 1795403390976.
The previous prime is 2312331344083. The next prime is 2312331344149. The reversal of 2312331344105 is 5014431332132.
It can be written as a sum of positive squares in 16 ways, for example, as 136434935641 + 2175896408464 = 369371^2 + 1475092^2 .
It is a cyclic number.
It is not a de Polignac number, because 2312331344105 - 218 = 2312331081961 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57481979 + ... + 57522191.
It is an arithmetic number, because the mean of its divisors is an integer number (89301440277).
Almost surely, 22312331344105 is an apocalyptic number.
It is an amenable number.
2312331344105 is a deficient number, since it is larger than the sum of its proper divisors (545314744759).
2312331344105 is a wasteful number, since it uses less digits than its factorization.
2312331344105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42605.
The product of its (nonzero) digits is 25920, while the sum is 32.
Adding to 2312331344105 its reverse (5014431332132), we get a palindrome (7326762676237).
The spelling of 2312331344105 in words is "two trillion, three hundred twelve billion, three hundred thirty-one million, three hundred forty-four thousand, one hundred five".
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