Base | Representation |
---|---|
bin | 1001110010010… |
… | …01010111011001 |
3 | 12201110120112101 |
4 | 10321021113121 |
5 | 132003330213 |
6 | 12051243401 |
7 | 2014514536 |
oct | 471112731 |
9 | 181416471 |
10 | 82089433 |
11 | 42379008 |
12 | 235a9561 |
13 | 1401243a |
14 | ac8bd8d |
15 | 7317bdd |
hex | 4e495d9 |
82089433 has 2 divisors, whose sum is σ = 82089434. Its totient is φ = 82089432.
The previous prime is 82089409. The next prime is 82089479. The reversal of 82089433 is 33498028.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 54715609 + 27373824 = 7397^2 + 5232^2 .
It is a cyclic number.
It is not a de Polignac number, because 82089433 - 29 = 82088921 is a prime.
It is a super-2 number, since 2×820894332 = 13477350020522978, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 82089392 and 82089401.
It is not a weakly prime, because it can be changed into another prime (82089233) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41044716 + 41044717.
It is an arithmetic number, because the mean of its divisors is an integer number (41044717).
Almost surely, 282089433 is an apocalyptic number.
It is an amenable number.
82089433 is a deficient number, since it is larger than the sum of its proper divisors (1).
82089433 is an equidigital number, since it uses as much as digits as its factorization.
82089433 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 41472, while the sum is 37.
The square root of 82089433 is about 9060.3219037736. The cubic root of 82089433 is about 434.6060342862.
The spelling of 82089433 in words is "eighty-two million, eighty-nine thousand, four hundred thirty-three".
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