Base | Representation |
---|---|
bin | 1001110100101… |
… | …00001011101101 |
3 | 12202001010220110 |
4 | 10322110023231 |
5 | 132043132020 |
6 | 12102010233 |
7 | 2020232145 |
oct | 472241355 |
9 | 182033813 |
10 | 82395885 |
11 | 42568280 |
12 | 23716979 |
13 | 140bba80 |
14 | ad2b925 |
15 | 73788e0 |
hex | 4e942ed |
82395885 has 64 divisors (see below), whose sum is σ = 156764160. Its totient is φ = 36430080.
The previous prime is 82395881. The next prime is 82395893. The reversal of 82395885 is 58859328.
It is not a de Polignac number, because 82395885 - 22 = 82395881 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82395881) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 229336 + ... + 229694.
It is an arithmetic number, because the mean of its divisors is an integer number (2449440).
Almost surely, 282395885 is an apocalyptic number.
It is an amenable number.
82395885 is a deficient number, since it is larger than the sum of its proper divisors (74368275).
82395885 is a wasteful number, since it uses less digits than its factorization.
82395885 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 498.
The product of its digits is 691200, while the sum is 48.
The square root of 82395885 is about 9077.2179107918. The cubic root of 82395885 is about 435.1461789074.
The spelling of 82395885 in words is "eighty-two million, three hundred ninety-five thousand, eight hundred eighty-five".
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