Base | Representation |
---|---|
bin | 1001110011100… |
… | …01010101101001 |
3 | 12201202220010101 |
4 | 10321301111221 |
5 | 132024100121 |
6 | 12054545401 |
7 | 2016066064 |
oct | 471612551 |
9 | 181686111 |
10 | 82253161 |
11 | 42480021 |
12 | 23668261 |
13 | 1406bb13 |
14 | acd18db |
15 | 734b491 |
hex | 4e71569 |
82253161 has 2 divisors, whose sum is σ = 82253162. Its totient is φ = 82253160.
The previous prime is 82253131. The next prime is 82253179. The reversal of 82253161 is 16135228.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 82246761 + 6400 = 9069^2 + 80^2 .
It is a cyclic number.
It is not a de Polignac number, because 82253161 - 29 = 82252649 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (82253131) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41126580 + 41126581.
It is an arithmetic number, because the mean of its divisors is an integer number (41126581).
Almost surely, 282253161 is an apocalyptic number.
It is an amenable number.
82253161 is a deficient number, since it is larger than the sum of its proper divisors (1).
82253161 is an equidigital number, since it uses as much as digits as its factorization.
82253161 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2880, while the sum is 28.
The square root of 82253161 is about 9069.3528435054. The cubic root of 82253161 is about 434.8947840830.
Adding to 82253161 its reverse (16135228), we get a palindrome (98388389).
The spelling of 82253161 in words is "eighty-two million, two hundred fifty-three thousand, one hundred sixty-one".
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