Base | Representation |
---|---|
bin | 1000111000111010101001 |
3 | 11101101112201 |
4 | 20320322221 |
5 | 1044032111 |
6 | 121540201 |
7 | 25543552 |
oct | 10707251 |
9 | 4341481 |
10 | 2330281 |
11 | 1351858 |
12 | 944661 |
13 | 637885 |
14 | 449329 |
15 | 3106c1 |
hex | 238ea9 |
2330281 has 2 divisors, whose sum is σ = 2330282. Its totient is φ = 2330280.
The previous prime is 2330249. The next prime is 2330303. The reversal of 2330281 is 1820332.
It is a happy number.
2330281 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2310400 + 19881 = 1520^2 + 141^2 .
It is a cyclic number.
It is not a de Polignac number, because 2330281 - 25 = 2330249 is a prime.
It is a super-2 number, since 2×23302812 = 10860419077922, which contains 22 as substring.
2330281 is a lucky number.
It is not a weakly prime, because it can be changed into another prime (2330201) 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, 1165140 + 1165141.
It is an arithmetic number, because the mean of its divisors is an integer number (1165141).
22330281 is an apocalyptic number.
It is an amenable number.
2330281 is a deficient number, since it is larger than the sum of its proper divisors (1).
2330281 is an equidigital number, since it uses as much as digits as its factorization.
2330281 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 2330281 is about 1526.5257940828. The cubic root of 2330281 is about 132.5773797452.
The spelling of 2330281 in words is "two million, three hundred thirty thousand, two hundred eighty-one".
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