Base | Representation |
---|---|
bin | 1001110110110… |
… | …11100001101001 |
3 | 12202120222202102 |
4 | 10323123201221 |
5 | 132132004410 |
6 | 12112143145 |
7 | 2022560123 |
oct | 473334151 |
9 | 182528672 |
10 | 82688105 |
11 | 42747885 |
12 | 23837ab5 |
13 | 14191a96 |
14 | ada6213 |
15 | 73d52a5 |
hex | 4edb869 |
82688105 has 8 divisors (see below), whose sum is σ = 103540032. Its totient is φ = 63274288.
The previous prime is 82688093. The next prime is 82688113. The reversal of 82688105 is 50188628.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 82688105 - 26 = 82688041 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 359399 + ... + 359628.
It is an arithmetic number, because the mean of its divisors is an integer number (12942504).
Almost surely, 282688105 is an apocalyptic number.
It is an amenable number.
82688105 is a deficient number, since it is larger than the sum of its proper divisors (20851927).
82688105 is a wasteful number, since it uses less digits than its factorization.
82688105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 719055.
The product of its (nonzero) digits is 30720, while the sum is 38.
The square root of 82688105 is about 9093.3000060484. The cubic root of 82688105 is about 435.6599925439.
The spelling of 82688105 in words is "eighty-two million, six hundred eighty-eight thousand, one hundred five".
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