Base | Representation |
---|---|
bin | 110000001010010… |
… | …001110100100000 |
3 | 2002022101200201120 |
4 | 300022101310200 |
5 | 3123322011200 |
6 | 212102132240 |
7 | 26010615315 |
oct | 6012216440 |
9 | 2068350646 |
10 | 808000800 |
11 | 385105a62 |
12 | 1a6721080 |
13 | cb5247a9 |
14 | 7944cd0c |
15 | 4ae079a0 |
hex | 30291d20 |
808000800 has 72 divisors (see below), whose sum is σ = 2630050416. Its totient is φ = 215466240.
The previous prime is 808000789. The next prime is 808000801. The reversal of 808000800 is 8000808.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is not an unprimeable number, because it can be changed into a prime (808000801) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 165934 + ... + 170733.
It is an arithmetic number, because the mean of its divisors is an integer number (36528478).
Almost surely, 2808000800 is an apocalyptic number.
808000800 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
808000800 is an abundant number, since it is smaller than the sum of its proper divisors (1822049616).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
808000800 is a wasteful number, since it uses less digits than its factorization.
808000800 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 336690 (or 336677 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 24.
The square root of 808000800 is about 28425.3548790512. The cubic root of 808000800 is about 931.4022089540.
The spelling of 808000800 in words is "eight hundred eight million, eight hundred", and thus it is an aban number.
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