Base | Representation |
---|---|
bin | 1001110001101… |
… | …11100000100010 |
3 | 12201022212012101 |
4 | 10320313200202 |
5 | 131444010130 |
6 | 12045521014 |
7 | 2014061356 |
oct | 470674042 |
9 | 181285171 |
10 | 82016290 |
11 | 42329064 |
12 | 2357316a |
13 | 13cb8065 |
14 | ac6d466 |
15 | 73011ca |
hex | 4e37822 |
82016290 has 16 divisors (see below), whose sum is σ = 147773880. Its totient is φ = 32774400.
The previous prime is 82016261. The next prime is 82016327. The reversal of 82016290 is 9261028.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 38601369 + 43414921 = 6213^2 + 6589^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8596 + ... + 15424.
Almost surely, 282016290 is an apocalyptic number.
82016290 is a deficient number, since it is larger than the sum of its proper divisors (65757590).
82016290 is a wasteful number, since it uses less digits than its factorization.
82016290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8037.
The product of its (nonzero) digits is 1728, while the sum is 28.
The square root of 82016290 is about 9056.2845582501. The cubic root of 82016290 is about 434.4769156165.
The spelling of 82016290 in words is "eighty-two million, sixteen thousand, two hundred ninety".
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