Base | Representation |
---|---|
bin | 111101001010010… |
… | …001111111100101 |
3 | 2122111210112212122 |
4 | 331022101333211 |
5 | 4100140332232 |
6 | 245452555325 |
7 | 34266515456 |
oct | 7512217745 |
9 | 2574715778 |
10 | 1026105317 |
11 | 487234126 |
12 | 247782b45 |
13 | 13477a513 |
14 | 9a3c512d |
15 | 6013b312 |
hex | 3d291fe5 |
1026105317 has 6 divisors (see below), whose sum is σ = 1082953638. Its totient is φ = 972099432.
The previous prime is 1026105313. The next prime is 1026105323. The reversal of 1026105317 is 7135016201.
It can be written as a sum of positive squares in only one way, i.e., 846169921 + 179935396 = 29089^2 + 13414^2 .
It is not a de Polignac number, because 1026105317 - 22 = 1026105313 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1026105313) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1420838 + ... + 1421559.
It is an arithmetic number, because the mean of its divisors is an integer number (180492273).
Almost surely, 21026105317 is an apocalyptic number.
It is an amenable number.
1026105317 is a deficient number, since it is larger than the sum of its proper divisors (56848321).
1026105317 is an equidigital number, since it uses as much as digits as its factorization.
1026105317 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2842435 (or 2842416 counting only the distinct ones).
The product of its (nonzero) digits is 1260, while the sum is 26.
The square root of 1026105317 is about 32032.8786873737. The cubic root of 1026105317 is about 1008.6271309139.
The spelling of 1026105317 in words is "one billion, twenty-six million, one hundred five thousand, three hundred seventeen".
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