Base | Representation |
---|---|
bin | 110000001010110… |
… | …010010111000000 |
3 | 2002022122110112212 |
4 | 300022302113000 |
5 | 3123340242310 |
6 | 212105041252 |
7 | 26012012015 |
oct | 6012622700 |
9 | 2068573485 |
10 | 808134080 |
11 | 385197106 |
12 | 1a6786228 |
13 | cb570360 |
14 | 7948570c |
15 | 4ae32205 |
hex | 302b25c0 |
808134080 has 56 divisors (see below), whose sum is σ = 2072408352. Its totient is φ = 298386432.
The previous prime is 808134037. The next prime is 808134091. The reversal of 808134080 is 80431808.
It is a super-3 number, since 3×8081340803 (a number of 28 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92972 + ... + 101291.
It is an arithmetic number, because the mean of its divisors is an integer number (37007292).
Almost surely, 2808134080 is an apocalyptic number.
808134080 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
808134080 is an abundant number, since it is smaller than the sum of its proper divisors (1264274272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
808134080 is a wasteful number, since it uses less digits than its factorization.
808134080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 194293 (or 194283 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 32.
The square root of 808134080 is about 28427.6991682408. The cubic root of 808134080 is about 931.4534178396.
Adding to 808134080 its reverse (80431808), we get a palindrome (888565888).
The spelling of 808134080 in words is "eight hundred eight million, one hundred thirty-four thousand, eighty".
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