Base | Representation |
---|---|
bin | 110000001110000… |
… | …101111010100000 |
3 | 2002101021111012111 |
4 | 300032011322200 |
5 | 3124101004413 |
6 | 212135405104 |
7 | 26022251233 |
oct | 6016057240 |
9 | 2071244174 |
10 | 809000608 |
11 | 385729149 |
12 | 1a6b23794 |
13 | cb7b48b0 |
14 | 7962d41a |
15 | 4b053d3d |
hex | 30385ea0 |
809000608 has 24 divisors (see below), whose sum is σ = 1715237748. Its totient is φ = 373384704.
The previous prime is 809000537. The next prime is 809000623. The reversal of 809000608 is 806000908.
It can be written as a sum of positive squares in 2 ways, for example, as 729648144 + 79352464 = 27012^2 + 8908^2 .
809000608 is a strobogrammatic number because it is the same when read upside-down.
It is a self number, because there is not a number n which added to its sum of digits gives 809000608.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 971941 + ... + 972772.
Almost surely, 2809000608 is an apocalyptic number.
It is an amenable number.
809000608 is an abundant number, since it is smaller than the sum of its proper divisors (906237140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
809000608 is a wasteful number, since it uses less digits than its factorization.
809000608 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1944736 (or 1944728 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 31.
The square root of 809000608 is about 28442.9359947246. The cubic root of 809000608 is about 931.7862182890.
The spelling of 809000608 in words is "eight hundred nine million, six hundred eight", and thus it is an aban number.
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