Base | Representation |
---|---|
bin | 10111100001000001101… |
… | …00010110000100011000 |
3 | 2212020121012220122111211 |
4 | 23300200310112010120 |
5 | 101214243114210230 |
6 | 1415105255232504 |
7 | 112243050312514 |
oct | 13604064260430 |
9 | 2766535818454 |
10 | 808004444440 |
11 | 291744498336 |
12 | 11071b078734 |
13 | 5b26b3b772b |
14 | 2b171469144 |
15 | 16040db942a |
hex | bc20d16118 |
808004444440 has 64 divisors (see below), whose sum is σ = 1855519948800. Its totient is φ = 316597776768.
The previous prime is 808004444411. The next prime is 808004444473. The reversal of 808004444440 is 44444400808.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a junction number, because it is equal to n+sod(n) for n = 808004444393 and 808004444402.
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, 605364 + ... + 1408003.
It is an arithmetic number, because the mean of its divisors is an integer number (28992499200).
Almost surely, 2808004444440 is an apocalyptic number.
It is an amenable number.
808004444440 is an abundant number, since it is smaller than the sum of its proper divisors (1047515504360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
808004444440 is a wasteful number, since it uses less digits than its factorization.
808004444440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2013584 (or 2013580 counting only the distinct ones).
The product of its (nonzero) digits is 262144, while the sum is 40.
The spelling of 808004444440 in words is "eight hundred eight billion, four million, four hundred forty-four thousand, four hundred forty".
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