Base | Representation |
---|---|
bin | 10111100001001010101… |
… | …00100110011001101000 |
3 | 2212020210111002201100010 |
4 | 23300211110212121220 |
5 | 101214421440240213 |
6 | 1415120555011520 |
7 | 112244655513012 |
oct | 13604524463150 |
9 | 2766714081303 |
10 | 808080008808 |
11 | 291783109a26 |
12 | 110740439ba0 |
13 | 5b280c53b87 |
14 | 2b17b4d91b2 |
15 | 16047843ac3 |
hex | bc25526668 |
808080008808 has 32 divisors (see below), whose sum is σ = 2021047920000. Its totient is φ = 269246949888.
The previous prime is 808080008797. The next prime is 808080008833. The reversal of 808080008808 is 808800080808.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7007433 + ... + 7121816.
It is an arithmetic number, because the mean of its divisors is an integer number (63157747500).
Almost surely, 2808080008808 is an apocalyptic number.
It is an amenable number.
808080008808 is an abundant number, since it is smaller than the sum of its proper divisors (1212967911192).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
808080008808 is a wasteful number, since it uses less digits than its factorization.
808080008808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14131641 (or 14131637 counting only the distinct ones).
The product of its (nonzero) digits is 262144, while the sum is 48.
The spelling of 808080008808 in words is "eight hundred eight billion, eighty million, eight thousand, eight hundred eight".
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