Base | Representation |
---|---|
bin | 1001110100100… |
… | …01100101110111 |
3 | 12202000121100100 |
4 | 10322101211313 |
5 | 132042312041 |
6 | 12101445143 |
7 | 2020156203 |
oct | 472214567 |
9 | 182017310 |
10 | 82385271 |
11 | 42560301 |
12 | 237107b3 |
13 | 140b6ca7 |
14 | ad27b03 |
15 | 73756b6 |
hex | 4e91977 |
82385271 has 12 divisors (see below), whose sum is σ = 120157648. Its totient is φ = 54389664.
The previous prime is 82385263. The next prime is 82385293. The reversal of 82385271 is 17258328.
82385271 is a `hidden beast` number, since 8 + 2 + 385 + 271 = 666.
It is not a de Polignac number, because 82385271 - 23 = 82385263 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82385221) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43510 + ... + 45363.
Almost surely, 282385271 is an apocalyptic number.
82385271 is a deficient number, since it is larger than the sum of its proper divisors (37772377).
82385271 is a wasteful number, since it uses less digits than its factorization.
82385271 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 88982 (or 88979 counting only the distinct ones).
The product of its digits is 26880, while the sum is 36.
The square root of 82385271 is about 9076.6332414613. The cubic root of 82385271 is about 435.1274933470.
The spelling of 82385271 in words is "eighty-two million, three hundred eighty-five thousand, two hundred seventy-one".
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