Base | Representation |
---|---|
bin | 1001110010111… |
… | …10010110010110 |
3 | 12201121221102200 |
4 | 10321132112112 |
5 | 132014103012 |
6 | 12053145330 |
7 | 2015323242 |
oct | 471362626 |
9 | 181557380 |
10 | 82175382 |
11 | 42427643 |
12 | 2362b246 |
13 | 140425b3 |
14 | acb1422 |
15 | 73333dc |
hex | 4e5e596 |
82175382 has 24 divisors (see below), whose sum is σ = 188520696. Its totient is φ = 25780416.
The previous prime is 82175369. The next prime is 82175407. The reversal of 82175382 is 28357128.
It is a super-3 number, since 3×821753823 (a number of 25 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 133968 + ... + 134579.
It is an arithmetic number, because the mean of its divisors is an integer number (7855029).
Almost surely, 282175382 is an apocalyptic number.
82175382 is an abundant number, since it is smaller than the sum of its proper divisors (106345314).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82175382 is a wasteful number, since it uses less digits than its factorization.
82175382 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 268572 (or 268569 counting only the distinct ones).
The product of its digits is 26880, while the sum is 36.
The square root of 82175382 is about 9065.0638166535. The cubic root of 82175382 is about 434.7576612923.
The spelling of 82175382 in words is "eighty-two million, one hundred seventy-five thousand, three hundred eighty-two".
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