Base | Representation |
---|---|
bin | 101010110101… |
… | …101101001111 |
3 | 210010112201002 |
4 | 222311231033 |
5 | 10333330111 |
6 | 1040410515 |
7 | 164311421 |
oct | 52655517 |
9 | 23115632 |
10 | 11230031 |
11 | 638031a |
12 | 3916a3b |
13 | 24326b7 |
14 | 16c4811 |
15 | ebc63b |
hex | ab5b4f |
11230031 has 2 divisors, whose sum is σ = 11230032. Its totient is φ = 11230030.
The previous prime is 11229973. The next prime is 11230069. The reversal of 11230031 is 13003211.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 11230031 - 210 = 11229007 is a prime.
It is a super-2 number, since 2×112300312 = 252227192521922, which contains 22 as substring.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 11229994 and 11230021.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (11230231) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5615015 + 5615016.
It is an arithmetic number, because the mean of its divisors is an integer number (5615016).
Almost surely, 211230031 is an apocalyptic number.
11230031 is a deficient number, since it is larger than the sum of its proper divisors (1).
11230031 is an equidigital number, since it uses as much as digits as its factorization.
11230031 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 18, while the sum is 11.
The square root of 11230031 is about 3351.1238413404. The cubic root of 11230031 is about 223.9375822581.
Adding to 11230031 its reverse (13003211), we get a palindrome (24233242).
The spelling of 11230031 in words is "eleven million, two hundred thirty thousand, thirty-one".
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