Base | Representation |
---|---|
bin | 11000010001110000… |
… | …11010001011100001 |
3 | 1020122100121002000002 |
4 | 30020320122023201 |
5 | 203143140010123 |
6 | 5553201505345 |
7 | 640664244416 |
oct | 141070321341 |
9 | 36570532002 |
10 | 13033906913 |
11 | 55893341a5 |
12 | 2639042255 |
13 | 12c9414071 |
14 | 8b907410d |
15 | 5143ed528 |
hex | 308e1a2e1 |
13033906913 has 2 divisors, whose sum is σ = 13033906914. Its totient is φ = 13033906912.
The previous prime is 13033906903. The next prime is 13033906931. The reversal of 13033906913 is 31960933031.
It is a happy number.
Together with next prime (13033906931) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 12313897024 + 720009889 = 110968^2 + 26833^2 .
It is a cyclic number.
It is not a de Polignac number, because 13033906913 - 210 = 13033905889 is a prime.
It is not a weakly prime, because it can be changed into another prime (13033906903) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6516953456 + 6516953457.
It is an arithmetic number, because the mean of its divisors is an integer number (6516953457).
Almost surely, 213033906913 is an apocalyptic number.
It is an amenable number.
13033906913 is a deficient number, since it is larger than the sum of its proper divisors (1).
13033906913 is an equidigital number, since it uses as much as digits as its factorization.
13033906913 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 39366, while the sum is 38.
The spelling of 13033906913 in words is "thirteen billion, thirty-three million, nine hundred six thousand, nine hundred thirteen".
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