Base | Representation |
---|---|
bin | 111010110000100100101… |
… | …0010010010100101001001 |
3 | 1001121000222011100001000021 |
4 | 1311201021102102211021 |
5 | 2024303133110013240 |
6 | 25101542344140441 |
7 | 1462312026541213 |
oct | 165411122224511 |
9 | 31530864301007 |
10 | 8075768047945 |
11 | 2633a0658a084 |
12 | aa517a467721 |
13 | 467707043920 |
14 | 1dcc253655b3 |
15 | e0108b4254a |
hex | 75849492949 |
8075768047945 has 32 divisors (see below), whose sum is σ = 10491730314912. Its totient is φ = 5932086423552.
The previous prime is 8075768047927. The next prime is 8075768048009. The reversal of 8075768047945 is 5497408675708.
It can be written as a sum of positive squares in 16 ways, for example, as 5693363449929 + 2382404598016 = 2386077^2 + 1543504^2 .
It is a cyclic number.
It is not a de Polignac number, because 8075768047945 - 211 = 8075768045897 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10298779 + ... + 11055151.
It is an arithmetic number, because the mean of its divisors is an integer number (327866572341).
Almost surely, 28075768047945 is an apocalyptic number.
It is an amenable number.
8075768047945 is a deficient number, since it is larger than the sum of its proper divisors (2415962266967).
8075768047945 is a wasteful number, since it uses less digits than its factorization.
8075768047945 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 757261.
The product of its (nonzero) digits is 474163200, while the sum is 70.
The spelling of 8075768047945 in words is "eight trillion, seventy-five billion, seven hundred sixty-eight million, forty-seven thousand, nine hundred forty-five".
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