Base | Representation |
---|---|
bin | 11001001101011111… |
… | …11011101100110101 |
3 | 1021221021111022102001 |
4 | 30212233323230311 |
5 | 210204430021042 |
6 | 10115022015301 |
7 | 656260420321 |
oct | 144657735465 |
9 | 37837438361 |
10 | 13535001397 |
11 | 5816178975 |
12 | 2758a17531 |
13 | 1379190388 |
14 | 925832981 |
15 | 5433d0bb7 |
hex | 326bfbb35 |
13535001397 has 2 divisors, whose sum is σ = 13535001398. Its totient is φ = 13535001396.
The previous prime is 13535001379. The next prime is 13535001437. The reversal of 13535001397 is 79310053531.
Together with previous prime (13535001379) 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., 13348105156 + 186896241 = 115534^2 + 13671^2 .
It is a cyclic number.
It is not a de Polignac number, because 13535001397 - 27 = 13535001269 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13535001317) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6767500698 + 6767500699.
It is an arithmetic number, because the mean of its divisors is an integer number (6767500699).
Almost surely, 213535001397 is an apocalyptic number.
It is an amenable number.
13535001397 is a deficient number, since it is larger than the sum of its proper divisors (1).
13535001397 is an equidigital number, since it uses as much as digits as its factorization.
13535001397 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 42525, while the sum is 37.
The spelling of 13535001397 in words is "thirteen billion, five hundred thirty-five million, one thousand, three hundred ninety-seven".
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