Base | Representation |
---|---|
bin | 1010110100100000000001 |
3 | 12100002220212 |
4 | 22310200001 |
5 | 1211231411 |
6 | 140443505 |
7 | 33052424 |
oct | 12644001 |
9 | 5302825 |
10 | 2836481 |
11 | 16680aa |
12 | b49595 |
13 | 7840bb |
14 | 53b9bb |
15 | 3b068b |
hex | 2b4801 |
2836481 has 2 divisors, whose sum is σ = 2836482. Its totient is φ = 2836480.
The previous prime is 2836447. The next prime is 2836487. The reversal of 2836481 is 1846382.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2835856 + 625 = 1684^2 + 25^2 .
It is a cyclic number.
It is not a de Polignac number, because 2836481 - 218 = 2574337 is a prime.
It is a super-2 number, since 2×28364812 = 16091248926722, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (2836487) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1418240 + 1418241.
It is an arithmetic number, because the mean of its divisors is an integer number (1418241).
It is a Proth number, since it is equal to 1385 ⋅ 211 + 1 and 1385 < 211.
22836481 is an apocalyptic number.
It is an amenable number.
2836481 is a deficient number, since it is larger than the sum of its proper divisors (1).
2836481 is an equidigital number, since it uses as much as digits as its factorization.
2836481 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 9216, while the sum is 32.
The square root of 2836481 is about 1684.1855598478. The cubic root of 2836481 is about 141.5554602860. Note that the first 3 decimals are identical.
Subtracting from 2836481 its reverse (1846382), we obtain a palindrome (990099).
The spelling of 2836481 in words is "two million, eight hundred thirty-six thousand, four hundred eighty-one".
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