Base | Representation |
---|---|
bin | 1001110001101… |
… | …11010011100101 |
3 | 12201022211001200 |
4 | 10320313103211 |
5 | 131443443321 |
6 | 12045513113 |
7 | 2014056063 |
oct | 470672345 |
9 | 181284050 |
10 | 82015461 |
11 | 42328480 |
12 | 23572799 |
13 | 13cb7878 |
14 | ac6d033 |
15 | 7300d26 |
hex | 4e374e5 |
82015461 has 24 divisors (see below), whose sum is σ = 130201344. Its totient is φ = 49335360.
The previous prime is 82015459. The next prime is 82015477. The reversal of 82015461 is 16451028.
It is not a de Polignac number, because 82015461 - 21 = 82015459 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82015561) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10540 + ... + 16586.
It is an arithmetic number, because the mean of its divisors is an integer number (5425056).
Almost surely, 282015461 is an apocalyptic number.
It is an amenable number.
82015461 is a deficient number, since it is larger than the sum of its proper divisors (48185883).
82015461 is a wasteful number, since it uses less digits than its factorization.
82015461 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6201 (or 6198 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 27.
The square root of 82015461 is about 9056.2387888129. The cubic root of 82015461 is about 434.4754517505.
Adding to 82015461 its reverse (16451028), we get a palindrome (98466489).
The spelling of 82015461 in words is "eighty-two million, fifteen thousand, four hundred sixty-one".
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