Base | Representation |
---|---|
bin | 1001110111101… |
… | …11011011111001 |
3 | 12202210210120111 |
4 | 10323313123321 |
5 | 132144134200 |
6 | 12114424321 |
7 | 2023544326 |
oct | 473673371 |
9 | 182723514 |
10 | 82802425 |
11 | 42815762 |
12 | 238920a1 |
13 | 14201b24 |
14 | add5b4d |
15 | 74090ba |
hex | 4ef76f9 |
82802425 has 6 divisors (see below), whose sum is σ = 102675038. Its totient is φ = 66241920.
The previous prime is 82802417. The next prime is 82802479. The reversal of 82802425 is 52420828.
It can be written as a sum of positive squares in 3 ways, for example, as 210681 + 82591744 = 459^2 + 9088^2 .
It is not a de Polignac number, because 82802425 - 23 = 82802417 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1656024 + ... + 1656073.
Almost surely, 282802425 is an apocalyptic number.
It is an amenable number.
82802425 is a deficient number, since it is larger than the sum of its proper divisors (19872613).
82802425 is a wasteful number, since it uses less digits than its factorization.
82802425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3312107 (or 3312102 counting only the distinct ones).
The product of its (nonzero) digits is 10240, while the sum is 31.
The square root of 82802425 is about 9099.5837816902. The cubic root of 82802425 is about 435.8606732245.
The spelling of 82802425 in words is "eighty-two million, eight hundred two thousand, four hundred twenty-five".
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