Base | Representation |
---|---|
bin | 11000011010000111… |
… | …100101100110000101 |
3 | 2111122110222100211002 |
4 | 120122013211212011 |
5 | 412133222003024 |
6 | 20012332223045 |
7 | 1615313220254 |
oct | 303207454605 |
9 | 74573870732 |
10 | 26208000389 |
11 | 1012980765a |
12 | 50b500aa85 |
13 | 261889c34c |
14 | 13a899a79b |
15 | a35c8d6ae |
hex | 61a1e5985 |
26208000389 has 2 divisors, whose sum is σ = 26208000390. Its totient is φ = 26208000388.
The previous prime is 26208000373. The next prime is 26208000397. The reversal of 26208000389 is 98300080262.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 25681665025 + 526335364 = 160255^2 + 22942^2 .
It is a cyclic number.
It is not a de Polignac number, because 26208000389 - 24 = 26208000373 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (26208000589) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13104000194 + 13104000195.
It is an arithmetic number, because the mean of its divisors is an integer number (13104000195).
Almost surely, 226208000389 is an apocalyptic number.
It is an amenable number.
26208000389 is a deficient number, since it is larger than the sum of its proper divisors (1).
26208000389 is an equidigital number, since it uses as much as digits as its factorization.
26208000389 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 41472, while the sum is 38.
The spelling of 26208000389 in words is "twenty-six billion, two hundred eight million, three hundred eighty-nine", and thus it is an aban number.
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