Base | Representation |
---|---|
bin | 1001110001101… |
… | …11011111101110 |
3 | 12201022212010110 |
4 | 10320313133232 |
5 | 131444004423 |
6 | 12045520450 |
7 | 2014061253 |
oct | 470673756 |
9 | 181285113 |
10 | 82016238 |
11 | 42329017 |
12 | 23573126 |
13 | 13cb8025 |
14 | ac6d42a |
15 | 7301193 |
hex | 4e377ee |
82016238 has 16 divisors (see below), whose sum is σ = 164137680. Its totient is φ = 27321216.
The previous prime is 82016237. The next prime is 82016239. The reversal of 82016238 is 83261028.
It is an interprime number because it is at equal distance from previous prime (82016237) and next prime (82016239).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82016237) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8806 + ... + 15542.
It is an arithmetic number, because the mean of its divisors is an integer number (10258605).
Almost surely, 282016238 is an apocalyptic number.
82016238 is an abundant number, since it is smaller than the sum of its proper divisors (82121442).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82016238 is a wasteful number, since it uses less digits than its factorization.
82016238 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8771.
The product of its (nonzero) digits is 4608, while the sum is 30.
The square root of 82016238 is about 9056.2816873152. The cubic root of 82016238 is about 434.4768237941.
The spelling of 82016238 in words is "eighty-two million, sixteen thousand, two hundred thirty-eight".
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