Base | Representation |
---|---|
bin | 1001110001110… |
… | …01100011101001 |
3 | 12201100021201011 |
4 | 10320321203221 |
5 | 131444242211 |
6 | 12050023521 |
7 | 2014125004 |
oct | 470714351 |
9 | 181307634 |
10 | 82024681 |
11 | 423343a2 |
12 | 23577ba1 |
13 | 13cbbb1b |
14 | ac7253b |
15 | 7303921 |
hex | 4e398e9 |
82024681 has 2 divisors, whose sum is σ = 82024682. Its totient is φ = 82024680.
The previous prime is 82024651. The next prime is 82024717. The reversal of 82024681 is 18642028.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 47403225 + 34621456 = 6885^2 + 5884^2 .
It is a cyclic number.
It is not a de Polignac number, because 82024681 - 213 = 82016489 is a prime.
It is a super-2 number, since 2×820246812 = 13456096586303522, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (82024651) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41012340 + 41012341.
It is an arithmetic number, because the mean of its divisors is an integer number (41012341).
Almost surely, 282024681 is an apocalyptic number.
It is an amenable number.
82024681 is a deficient number, since it is larger than the sum of its proper divisors (1).
82024681 is an equidigital number, since it uses as much as digits as its factorization.
82024681 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6144, while the sum is 31.
The square root of 82024681 is about 9056.7478158553. The cubic root of 82024681 is about 434.4917320693.
The spelling of 82024681 in words is "eighty-two million, twenty-four thousand, six hundred eighty-one".
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