Base | Representation |
---|---|
bin | 11000100101101100… |
… | …01110000111110101 |
3 | 1021002000012122012112 |
4 | 30102312032013311 |
5 | 204013440333042 |
6 | 10021533300405 |
7 | 645064354514 |
oct | 142266160765 |
9 | 37060178175 |
10 | 13201105397 |
11 | 5664752967 |
12 | 2685034705 |
13 | 1324c5518c |
14 | 8d335867b |
15 | 523e28982 |
hex | 312d8e1f5 |
13201105397 has 2 divisors, whose sum is σ = 13201105398. Its totient is φ = 13201105396.
The previous prime is 13201105373. The next prime is 13201105439. The reversal of 13201105397 is 79350110231.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 13199482321 + 1623076 = 114889^2 + 1274^2 .
It is a cyclic number.
It is not a de Polignac number, because 13201105397 - 224 = 13184328181 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13201105367) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6600552698 + 6600552699.
It is an arithmetic number, because the mean of its divisors is an integer number (6600552699).
Almost surely, 213201105397 is an apocalyptic number.
It is an amenable number.
13201105397 is a deficient number, since it is larger than the sum of its proper divisors (1).
13201105397 is an equidigital number, since it uses as much as digits as its factorization.
13201105397 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5670, while the sum is 32.
The spelling of 13201105397 in words is "thirteen billion, two hundred one million, one hundred five thousand, three hundred ninety-seven".
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