Base | Representation |
---|---|
bin | 1000101111010101100001 |
3 | 11022101201101 |
4 | 20233111201 |
5 | 1041303131 |
6 | 121034401 |
7 | 25321264 |
oct | 10572541 |
9 | 4271641 |
10 | 2291041 |
11 | 1325325 |
12 | 925a01 |
13 | 622a5c |
14 | 438cdb |
15 | 303c61 |
hex | 22f561 |
2291041 has 2 divisors, whose sum is σ = 2291042. Its totient is φ = 2291040.
The previous prime is 2291033. The next prime is 2291063. The reversal of 2291041 is 1401922.
2291041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1948816 + 342225 = 1396^2 + 585^2 .
It is a cyclic number.
It is not a de Polignac number, because 2291041 - 23 = 2291033 is a prime.
It is not a weakly prime, because it can be changed into another prime (2292041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1145520 + 1145521.
It is an arithmetic number, because the mean of its divisors is an integer number (1145521).
22291041 is an apocalyptic number.
It is an amenable number.
2291041 is a deficient number, since it is larger than the sum of its proper divisors (1).
2291041 is an equidigital number, since it uses as much as digits as its factorization.
2291041 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 144, while the sum is 19.
The square root of 2291041 is about 1513.6185120432. The cubic root of 2291041 is about 131.8289988025.
Adding to 2291041 its reverse (1401922), we get a palindrome (3692963).
The spelling of 2291041 in words is "two million, two hundred ninety-one thousand, forty-one".
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