Base | Representation |
---|---|
bin | 1110100011001101111000… |
… | …00011010011010001111001 |
3 | 11012021211012210020002001002 |
4 | 13101212330003103101321 |
5 | 13143212024242314123 |
6 | 152014532222534345 |
7 | 6511442533504451 |
oct | 721467403232171 |
9 | 135254183202032 |
10 | 31996366369913 |
11 | a216645743870 |
12 | 370913a4373b5 |
13 | 14b1323c4a13a |
14 | 7c88bd414d61 |
15 | 3a7473ca0528 |
hex | 1d19bc0d3479 |
31996366369913 has 16 divisors (see below), whose sum is σ = 36748837867200. Its totient is φ = 27551729940480.
The previous prime is 31996366369843. The next prime is 31996366369931.
31996366369913 is nontrivially palindromic in base 10.
It is a cyclic number.
It is not a de Polignac number, because 31996366369913 - 214 = 31996366353529 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31996366369943) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12581156 + ... + 14908997.
It is an arithmetic number, because the mean of its divisors is an integer number (2296802366700).
Almost surely, 231996366369913 is an apocalyptic number.
It is an amenable number.
31996366369913 is a deficient number, since it is larger than the sum of its proper divisors (4752471497287).
31996366369913 is a wasteful number, since it uses less digits than its factorization.
31996366369913 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27495752.
The product of its digits is 688747536, while the sum is 74.
The spelling of 31996366369913 in words is "thirty-one trillion, nine hundred ninety-six billion, three hundred sixty-six million, three hundred sixty-nine thousand, nine hundred thirteen".
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