Base | Representation |
---|---|
bin | 1001110010001… |
… | …00010110011110 |
3 | 12201102112100200 |
4 | 10321010112132 |
5 | 132002201034 |
6 | 12051004330 |
7 | 2014400625 |
oct | 471042636 |
9 | 181375320 |
10 | 82068894 |
11 | 42364636 |
12 | 235996a6 |
13 | 14005c9b |
14 | ac846bc |
15 | 7311a99 |
hex | 4e4459e |
82068894 has 24 divisors (see below), whose sum is σ = 188276400. Its totient is φ = 25747008.
The previous prime is 82068859. The next prime is 82068901. The reversal of 82068894 is 49886028.
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 (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 133794 + ... + 134405.
It is an arithmetic number, because the mean of its divisors is an integer number (7844850).
Almost surely, 282068894 is an apocalyptic number.
82068894 is an abundant number, since it is smaller than the sum of its proper divisors (106207506).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82068894 is a wasteful number, since it uses less digits than its factorization.
82068894 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 268224 (or 268221 counting only the distinct ones).
The product of its (nonzero) digits is 221184, while the sum is 45.
The square root of 82068894 is about 9059.1883742419. The cubic root of 82068894 is about 434.5697847245.
The spelling of 82068894 in words is "eighty-two million, sixty-eight thousand, eight hundred ninety-four".
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