Base | Representation |
---|---|
bin | 1010010001101… |
… | …10001010011000 |
3 | 20000012200010202 |
4 | 11020312022120 |
5 | 134032030310 |
6 | 12315401332 |
7 | 2064505523 |
oct | 510661230 |
9 | 200180122 |
10 | 86205080 |
11 | 4472a175 |
12 | 24a53248 |
13 | 14b23830 |
14 | b63dbba |
15 | 787c3a5 |
hex | 5236298 |
86205080 has 32 divisors (see below), whose sum is σ = 208882800. Its totient is φ = 31829376.
The previous prime is 86205073. The next prime is 86205121. The reversal of 86205080 is 8050268.
It is a happy number.
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, 82370 + ... + 83409.
Almost surely, 286205080 is an apocalyptic number.
It is an amenable number.
86205080 is an abundant number, since it is smaller than the sum of its proper divisors (122677720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86205080 is a wasteful number, since it uses less digits than its factorization.
86205080 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 165803 (or 165799 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 29.
The square root of 86205080 is about 9284.6690840331. The cubic root of 86205080 is about 441.7510797874.
The spelling of 86205080 in words is "eighty-six million, two hundred five thousand, eighty".
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