Base | Representation |
---|---|
bin | 10111100010101011111… |
… | …11100100110011110111 |
3 | 2212022220101121212121021 |
4 | 23301111333210303313 |
5 | 101223110011041410 |
6 | 1415334005002011 |
7 | 112304132330356 |
oct | 13612577446367 |
9 | 2768811555537 |
10 | 808896580855 |
11 | 292062039660 |
12 | 1109299b3307 |
13 | 5b381189abc |
14 | 2b217b3999d |
15 | 16094390eda |
hex | bc55fe4cf7 |
808896580855 has 16 divisors (see below), whose sum is σ = 1121208524064. Its totient is φ = 553683220480.
The previous prime is 808896580799. The next prime is 808896580879. The reversal of 808896580855 is 558085698808.
It is not a de Polignac number, because 808896580855 - 211 = 808896578807 is a prime.
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, 432564082 + ... + 432565951.
It is an arithmetic number, because the mean of its divisors is an integer number (70075532754).
Almost surely, 2808896580855 is an apocalyptic number.
808896580855 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
808896580855 is a deficient number, since it is larger than the sum of its proper divisors (312311943209).
808896580855 is a wasteful number, since it uses less digits than its factorization.
808896580855 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 865130066.
The product of its (nonzero) digits is 221184000, while the sum is 70.
The spelling of 808896580855 in words is "eight hundred eight billion, eight hundred ninety-six million, five hundred eighty thousand, eight hundred fifty-five".
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