Base | Representation |
---|---|
bin | 1110000111011110100000… |
… | …01110111110001110011101 |
3 | 11001220200222112101011120010 |
4 | 13003233100032332032131 |
5 | 13032103004342442023 |
6 | 150005020500113433 |
7 | 6352540662151263 |
oct | 703572016761635 |
9 | 131820875334503 |
10 | 31043222234013 |
11 | 99893a1724100 |
12 | 3594474395879 |
13 | 1442495212092 |
14 | 7946ddcd6433 |
15 | 38c78ad68093 |
hex | 1c3bd03be39d |
31043222234013 has 48 divisors (see below), whose sum is σ = 47114787202560. Its totient is φ = 18155132651040.
The previous prime is 31043222233997. The next prime is 31043222234027.
It is a happy number.
31043222234013 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 31043222234013 - 24 = 31043222233997 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31043222234093) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10685193 + ... + 13276286.
It is an arithmetic number, because the mean of its divisors is an integer number (981558066720).
Almost surely, 231043222234013 is an apocalyptic number.
31043222234013 is a gapful number since it is divisible by the number (33) formed by its first and last digit.
It is an amenable number.
31043222234013 is a deficient number, since it is larger than the sum of its proper divisors (16071564968547).
31043222234013 is a wasteful number, since it uses less digits than its factorization.
31043222234013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23961630 (or 23961619 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 30.
It can be divided in two parts, 3104322 and 2234013, that added together give a palindrome (5338335).
The spelling of 31043222234013 in words is "thirty-one trillion, forty-three billion, two hundred twenty-two million, two hundred thirty-four thousand, thirteen".
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