Base | Representation |
---|---|
bin | 1001110011011… |
… | …01100011111101 |
3 | 12201202002220111 |
4 | 10321231203331 |
5 | 132023101233 |
6 | 12054350021 |
7 | 2016003016 |
oct | 471554375 |
9 | 181662814 |
10 | 82237693 |
11 | 4246a43a |
12 | 2365b311 |
13 | 14064a75 |
14 | acca00d |
15 | 7346acd |
hex | 4e6d8fd |
82237693 has 2 divisors, whose sum is σ = 82237694. Its totient is φ = 82237692.
The previous prime is 82237669. The next prime is 82237697. The reversal of 82237693 is 39673228.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 48748324 + 33489369 = 6982^2 + 5787^2 .
It is a cyclic number.
It is not a de Polignac number, because 82237693 - 213 = 82229501 is a prime.
It is the 9069-th Hogben number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (82237697) by changing a digit.
It is a nontrivial repunit in base 9068.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41118846 + 41118847.
It is an arithmetic number, because the mean of its divisors is an integer number (41118847).
Almost surely, 282237693 is an apocalyptic number.
It is an amenable number.
82237693 is a deficient number, since it is larger than the sum of its proper divisors (1).
82237693 is an equidigital number, since it uses as much as digits as its factorization.
82237693 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 108864, while the sum is 40.
The square root of 82237693 is about 9068.5000413519. The cubic root of 82237693 is about 434.8675212027.
The spelling of 82237693 in words is "eighty-two million, two hundred thirty-seven thousand, six hundred ninety-three".
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