Base | Representation |
---|---|
bin | 100101010110011011… |
… | …1010001000010110000 |
3 | 21200000221110211222220 |
4 | 1022230313101002300 |
5 | 2303232123031313 |
6 | 100503041401040 |
7 | 5536445116422 |
oct | 1125467210260 |
9 | 250027424886 |
10 | 80209580208 |
11 | 3102024286a |
12 | 13666039180 |
13 | 7743694884 |
14 | 3c4c932812 |
15 | 2146abb823 |
hex | 12acdd10b0 |
80209580208 has 20 divisors (see below), whose sum is σ = 207208082328. Its totient is φ = 26736526720.
The previous prime is 80209580161. The next prime is 80209580263. The reversal of 80209580208 is 80208590208.
It is a self number, because there is not a number n which added to its sum of digits gives 80209580208.
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, 835516413 + ... + 835516508.
Almost surely, 280209580208 is an apocalyptic number.
It is an amenable number.
80209580208 is an abundant number, since it is smaller than the sum of its proper divisors (126998502120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80209580208 is a wasteful number, since it uses less digits than its factorization.
80209580208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1671032932 (or 1671032926 counting only the distinct ones).
The product of its (nonzero) digits is 92160, while the sum is 42.
The spelling of 80209580208 in words is "eighty billion, two hundred nine million, five hundred eighty thousand, two hundred eight".
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