Base | Representation |
---|---|
bin | 1001110010010… |
… | …10011001100100 |
3 | 12201110210100020 |
4 | 10321022121210 |
5 | 132003444133 |
6 | 12051315140 |
7 | 2014533066 |
oct | 471123144 |
9 | 181423306 |
10 | 82093668 |
11 | 42381208 |
12 | 235abab0 |
13 | 14014347 |
14 | ac8d736 |
15 | 73190b3 |
hex | 4e4a664 |
82093668 has 12 divisors (see below), whose sum is σ = 191551920. Its totient is φ = 27364552.
The previous prime is 82093667. The next prime is 82093681. The reversal of 82093668 is 86639028.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (82093667) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3420558 + ... + 3420581.
It is an arithmetic number, because the mean of its divisors is an integer number (15962660).
Almost surely, 282093668 is an apocalyptic number.
It is an amenable number.
82093668 is an abundant number, since it is smaller than the sum of its proper divisors (109458252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82093668 is a wasteful number, since it uses less digits than its factorization.
82093668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6841146 (or 6841144 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 42.
The square root of 82093668 is about 9060.5556121024. Note that the first 3 decimals coincide. The cubic root of 82093668 is about 434.6135079436.
The spelling of 82093668 in words is "eighty-two million, ninety-three thousand, six hundred sixty-eight".
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