Base | Representation |
---|---|
bin | 111100011011010110100… |
… | …0110101001010101000101 |
3 | 1002101221212000200010012011 |
4 | 1320312231012221111011 |
5 | 2042032243422434220 |
6 | 25355144345054221 |
7 | 1515010345044055 |
oct | 170665506512505 |
9 | 32357760603164 |
10 | 8305075983685 |
11 | 2712187975178 |
12 | b216b5187371 |
13 | 48321c2368c0 |
14 | 209d799c1565 |
15 | e607a08965a |
hex | 78dad1a9545 |
8305075983685 has 16 divisors (see below), whose sum is σ = 10736612362224. Its totient is φ = 6130751311872.
The previous prime is 8305075983667. The next prime is 8305075983691. The reversal of 8305075983685 is 5863895705038.
It can be written as a sum of positive squares in 8 ways, for example, as 770632912449 + 7534443071236 = 877857^2 + 2744894^2 .
It is a cyclic number.
It is not a de Polignac number, because 8305075983685 - 29 = 8305075983173 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 8305075983685.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23026722 + ... + 23384611.
It is an arithmetic number, because the mean of its divisors is an integer number (671038272639).
Almost surely, 28305075983685 is an apocalyptic number.
It is an amenable number.
8305075983685 is a deficient number, since it is larger than the sum of its proper divisors (2431536378539).
8305075983685 is a wasteful number, since it uses less digits than its factorization.
8305075983685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46414104.
The product of its (nonzero) digits is 217728000, while the sum is 67.
The spelling of 8305075983685 in words is "eight trillion, three hundred five billion, seventy-five million, nine hundred eighty-three thousand, six hundred eighty-five".
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