Base | Representation |
---|---|
bin | 10111100001000001001… |
… | …10011110010110000000 |
3 | 2212020120222001220200201 |
4 | 23300200212132112000 |
5 | 101214241201331240 |
6 | 1415105045254544 |
7 | 112243004356546 |
oct | 13604046362600 |
9 | 2766528056621 |
10 | 808000808320 |
11 | 291742434482 |
12 | 110719a04454 |
13 | 5b26a713694 |
14 | 2b170b9dd96 |
15 | 160408ebd9a |
hex | bc2099e580 |
808000808320 has 64 divisors (see below), whose sum is σ = 1972725451200. Its totient is φ = 316323708928.
The previous prime is 808000808309. The next prime is 808000808323. The reversal of 808000808320 is 23808000808.
It is a tau number, because it is divible by the number of its divisors (64).
It is a self number, because there is not a number n which added to its sum of digits gives 808000808320.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (808000808323) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13400785 + ... + 13460944.
It is an arithmetic number, because the mean of its divisors is an integer number (30823835175).
Almost surely, 2808000808320 is an apocalyptic number.
808000808320 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
808000808320 is an abundant number, since it is smaller than the sum of its proper divisors (1164724642880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
808000808320 is a wasteful number, since it uses less digits than its factorization.
808000808320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26861795 (or 26861783 counting only the distinct ones).
The product of its (nonzero) digits is 24576, while the sum is 37.
The spelling of 808000808320 in words is "eight hundred eight billion, eight hundred eight thousand, three hundred twenty".
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