Base | Representation |
---|---|
bin | 1110000111001010001110… |
… | …01011111000100010111011 |
3 | 11001212122212122101022221221 |
4 | 13003211013023320202323 |
5 | 13031413204222324011 |
6 | 150000020150212511 |
7 | 6352004066244634 |
oct | 703450713704273 |
9 | 131778778338857 |
10 | 31032333011131 |
11 | 9984813a78851 |
12 | 3592335654137 |
13 | 144144b23272a |
14 | 793d89a2088b |
15 | 38c34edab971 |
hex | 1c39472f88bb |
31032333011131 has 24 divisors (see below), whose sum is σ = 31365442231200. Its totient is φ = 30702382255104.
The previous prime is 31032333011087. The next prime is 31032333011137. The reversal of 31032333011131 is 13111033323013.
It is not a de Polignac number, because 31032333011131 - 227 = 31032198793403 is a prime.
It is a super-2 number, since 2×310323330111312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31032333011096 and 31032333011105.
It is not an unprimeable number, because it can be changed into a prime (31032333011137) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5366127666 + ... + 5366133448.
It is an arithmetic number, because the mean of its divisors is an integer number (1306893426300).
Almost surely, 231032333011131 is an apocalyptic number.
31032333011131 is a deficient number, since it is larger than the sum of its proper divisors (333109220069).
31032333011131 is an equidigital number, since it uses as much as digits as its factorization.
31032333011131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6963 (or 6784 counting only the distinct ones).
The product of its (nonzero) digits is 1458, while the sum is 25.
Adding to 31032333011131 its reverse (13111033323013), we get a palindrome (44143366334144).
The spelling of 31032333011131 in words is "thirty-one trillion, thirty-two billion, three hundred thirty-three million, eleven thousand, one hundred thirty-one".
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