Base | Representation |
---|---|
bin | 1110001001001100000000… |
… | …10000111011010000100011 |
3 | 11002010022201120010202010211 |
4 | 13010212000100323100203 |
5 | 13034033404042023021 |
6 | 150052022144234551 |
7 | 6360021542646550 |
oct | 704460020732043 |
9 | 132108646122124 |
10 | 31102010111011 |
11 | 9a01319975214 |
12 | 35a394030ba57 |
13 | 1447ba37c1b08 |
14 | 7974b97c1a27 |
15 | 38e07be883e1 |
hex | 1c498043b423 |
31102010111011 has 16 divisors (see below), whose sum is σ = 35586316846080. Its totient is φ = 26628011814240.
The previous prime is 31102010110991. The next prime is 31102010111017. The reversal of 31102010111011 is 11011101020113.
It is a cyclic number.
It is not a de Polignac number, because 31102010111011 - 229 = 31101473240099 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31102010110982 and 31102010111000.
It is not an unprimeable number, because it can be changed into a prime (31102010111017) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20240250 + ... + 21722608.
It is an arithmetic number, because the mean of its divisors is an integer number (2224144802880).
Almost surely, 231102010111011 is an apocalyptic number.
31102010111011 is a deficient number, since it is larger than the sum of its proper divisors (4484306735069).
31102010111011 is a wasteful number, since it uses less digits than its factorization.
31102010111011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1485834.
The product of its (nonzero) digits is 6, while the sum is 13.
Adding to 31102010111011 its reverse (11011101020113), we get a palindrome (42113111131124).
The spelling of 31102010111011 in words is "thirty-one trillion, one hundred two billion, ten million, one hundred eleven thousand, eleven".
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