Base | Representation |
---|---|
bin | 101101001000… |
… | …010010001001 |
3 | 211021001021022 |
4 | 231020102021 |
5 | 11012033114 |
6 | 1101322225 |
7 | 202361663 |
oct | 55102211 |
9 | 24231238 |
10 | 11830409 |
11 | 67503a8 |
12 | 3b66375 |
13 | 25b2a56 |
14 | 17dd533 |
15 | 108a48e |
hex | b48489 |
11830409 has 2 divisors, whose sum is σ = 11830410. Its totient is φ = 11830408.
The previous prime is 11830387. The next prime is 11830439. The reversal of 11830409 is 90403811.
11830409 is digitally balanced in base 3, 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., 11580409 + 250000 = 3403^2 + 500^2 .
It is a cyclic number.
It is not a de Polignac number, because 11830409 - 216 = 11764873 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (11830439) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5915204 + 5915205.
It is an arithmetic number, because the mean of its divisors is an integer number (5915205).
Almost surely, 211830409 is an apocalyptic number.
It is an amenable number.
11830409 is a deficient number, since it is larger than the sum of its proper divisors (1).
11830409 is an equidigital number, since it uses as much as digits as its factorization.
11830409 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 864, while the sum is 26.
The square root of 11830409 is about 3439.5361605891. The cubic root of 11830409 is about 227.8592095297.
The spelling of 11830409 in words is "eleven million, eight hundred thirty thousand, four hundred nine".
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