Base | Representation |
---|---|
bin | 101011111111… |
… | …000000111001 |
3 | 210200210121001 |
4 | 223333000321 |
5 | 10422432142 |
6 | 1051045001 |
7 | 200002012 |
oct | 53770071 |
9 | 23623531 |
10 | 11530297 |
11 | 6565979 |
12 | 3a40761 |
13 | 250927c |
14 | 1762009 |
15 | 102b5b7 |
hex | aff039 |
11530297 has 2 divisors, whose sum is σ = 11530298. Its totient is φ = 11530296.
The previous prime is 11530289. The next prime is 11530319. The reversal of 11530297 is 79203511.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 9511056 + 2019241 = 3084^2 + 1421^2 .
It is an emirp because it is prime and its reverse (79203511) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 11530297 - 23 = 11530289 is a prime.
It is not a weakly prime, because it can be changed into another prime (11530997) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5765148 + 5765149.
It is an arithmetic number, because the mean of its divisors is an integer number (5765149).
Almost surely, 211530297 is an apocalyptic number.
It is an amenable number.
11530297 is a deficient number, since it is larger than the sum of its proper divisors (1).
11530297 is an equidigital number, since it uses as much as digits as its factorization.
11530297 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1890, while the sum is 28.
The square root of 11530297 is about 3395.6291022431. The cubic root of 11530297 is about 225.9159175035.
The spelling of 11530297 in words is "eleven million, five hundred thirty thousand, two hundred ninety-seven".
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