Base | Representation |
---|---|
bin | 111101000110011111… |
… | …0110111110110110001 |
3 | 110112200112212121221010 |
4 | 1322030332313312301 |
5 | 4122211330421313 |
6 | 140140134021133 |
7 | 12323420145114 |
oct | 1721476676661 |
9 | 415615777833 |
10 | 131214310833 |
11 | 5071406a901 |
12 | 2151b4a77a9 |
13 | c4b1639a58 |
14 | 64ca88257b |
15 | 362e7794c3 |
hex | 1e8cfb7db1 |
131214310833 has 16 divisors (see below), whose sum is σ = 175541371776. Its totient is φ = 87182223360.
The previous prime is 131214310819. The next prime is 131214310873. The reversal of 131214310833 is 338013412131.
It is not a de Polignac number, because 131214310833 - 26 = 131214310769 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 131214310833.
It is not an unprimeable number, because it can be changed into a prime (131214310873) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1009860 + ... + 1132362.
It is an arithmetic number, because the mean of its divisors is an integer number (10971335736).
Almost surely, 2131214310833 is an apocalyptic number.
It is an amenable number.
131214310833 is a deficient number, since it is larger than the sum of its proper divisors (44327060943).
131214310833 is a wasteful number, since it uses less digits than its factorization.
131214310833 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 123704.
The product of its (nonzero) digits is 5184, while the sum is 30.
Adding to 131214310833 its reverse (338013412131), we get a palindrome (469227722964).
The spelling of 131214310833 in words is "one hundred thirty-one billion, two hundred fourteen million, three hundred ten thousand, eight hundred thirty-three".
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