Base | Representation |
---|---|
bin | 1001110100011… |
… | …01100011001111 |
3 | 12201222202122022 |
4 | 10322031203033 |
5 | 132041244334 |
6 | 12101240355 |
7 | 2020060016 |
oct | 472154317 |
9 | 181882568 |
10 | 82368719 |
11 | 42549924 |
12 | 237030bb |
13 | 140ac5b4 |
14 | ad21a7d |
15 | 737082e |
hex | 4e8d8cf |
82368719 has 2 divisors, whose sum is σ = 82368720. Its totient is φ = 82368718.
The previous prime is 82368709. The next prime is 82368749. The reversal of 82368719 is 91786328.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 82368719 - 224 = 65591503 is a prime.
It is a super-2 number, since 2×823687192 = 13569211739401922, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 82368719.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (82368709) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41184359 + 41184360.
It is an arithmetic number, because the mean of its divisors is an integer number (41184360).
Almost surely, 282368719 is an apocalyptic number.
82368719 is a deficient number, since it is larger than the sum of its proper divisors (1).
82368719 is an equidigital number, since it uses as much as digits as its factorization.
82368719 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 145152, while the sum is 44.
The square root of 82368719 is about 9075.7214038334. The cubic root of 82368719 is about 435.0983509506.
The spelling of 82368719 in words is "eighty-two million, three hundred sixty-eight thousand, seven hundred nineteen".
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