Base | Representation |
---|---|
bin | 1001000101101110011… |
… | …00011011011110011001 |
3 | 1002212010111111102211221 |
4 | 10202313030123132121 |
5 | 20104103122242410 |
6 | 355250155252041 |
7 | 31364234560525 |
oct | 4426714333631 |
9 | 1085114442757 |
10 | 312311134105 |
11 | 1104a55475a3 |
12 | 5064044a021 |
13 | 235b258c049 |
14 | 1118a1d0d85 |
15 | 81cd3dc4da |
hex | 48b731b799 |
312311134105 has 32 divisors (see below), whose sum is σ = 381960230400. Its totient is φ = 245102457600.
The previous prime is 312311134087. The next prime is 312311134117. The reversal of 312311134105 is 501431113213.
It is not a de Polignac number, because 312311134105 - 25 = 312311134073 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 312311134105.
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, 55088211 + ... + 55093879.
It is an arithmetic number, because the mean of its divisors is an integer number (11936257200).
Almost surely, 2312311134105 is an apocalyptic number.
It is an amenable number.
312311134105 is a deficient number, since it is larger than the sum of its proper divisors (69649096295).
312311134105 is a wasteful number, since it uses less digits than its factorization.
312311134105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6625.
The product of its (nonzero) digits is 1080, while the sum is 25.
Adding to 312311134105 its reverse (501431113213), we get a palindrome (813742247318).
The spelling of 312311134105 in words is "three hundred twelve billion, three hundred eleven million, one hundred thirty-four thousand, one hundred five".
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