Base | Representation |
---|---|
bin | 1001110101011… |
… | …00110101011101 |
3 | 12202020021102022 |
4 | 10322230311131 |
5 | 132104344421 |
6 | 12104105525 |
7 | 2021132426 |
oct | 472546535 |
9 | 182207368 |
10 | 82496861 |
11 | 42627127 |
12 | 237652a5 |
13 | 14125a15 |
14 | ad5664d |
15 | 73987ab |
hex | 4eacd5d |
82496861 has 2 divisors, whose sum is σ = 82496862. Its totient is φ = 82496860.
The previous prime is 82496819. The next prime is 82496863. The reversal of 82496861 is 16869428.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 54671236 + 27825625 = 7394^2 + 5275^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-82496861 is a prime.
Together with 82496863, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (82496863) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41248430 + 41248431.
It is an arithmetic number, because the mean of its divisors is an integer number (41248431).
Almost surely, 282496861 is an apocalyptic number.
It is an amenable number.
82496861 is a deficient number, since it is larger than the sum of its proper divisors (1).
82496861 is an equidigital number, since it uses as much as digits as its factorization.
82496861 is an evil number, because the sum of its binary digits is even.
The product of its digits is 165888, while the sum is 44.
The square root of 82496861 is about 9082.7782643858. The cubic root of 82496861 is about 435.3238632808.
The spelling of 82496861 in words is "eighty-two million, four hundred ninety-six thousand, eight hundred sixty-one".
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