Base | Representation |
---|---|
bin | 1111000010111110… |
… | …11001111111010000 |
3 | 202211222022200000211 |
4 | 13201133121333100 |
5 | 113020441330213 |
6 | 3413325053504 |
7 | 404116331410 |
oct | 74137317720 |
9 | 22758280024 |
10 | 8078073808 |
11 | 3475953462 |
12 | 16953b7294 |
13 | 9b977a83c |
14 | 568bcc640 |
15 | 3242bd53d |
hex | 1e17d9fd0 |
8078073808 has 80 divisors (see below), whose sum is σ = 18038845440. Its totient is φ = 3432820608.
The previous prime is 8078073799. The next prime is 8078073851. The reversal of 8078073808 is 8083708708.
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, 8217285 + ... + 8218267.
It is an arithmetic number, because the mean of its divisors is an integer number (225485568).
Almost surely, 28078073808 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8078073808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9019422720).
8078073808 is an abundant number, since it is smaller than the sum of its proper divisors (9960771632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8078073808 is a wasteful number, since it uses less digits than its factorization.
8078073808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1544 (or 1538 counting only the distinct ones).
The product of its (nonzero) digits is 602112, while the sum is 49.
The square root of 8078073808 is about 89878.1052759792. The cubic root of 8078073808 is about 2006.4850996793.
The spelling of 8078073808 in words is "eight billion, seventy-eight million, seventy-three thousand, eight hundred eight".
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