Base | Representation |
---|---|
bin | 10100101100100010… |
… | …00110100000000111 |
3 | 1001200100022021201011 |
4 | 22112101012200013 |
5 | 140223404000241 |
6 | 5034311143051 |
7 | 542224641133 |
oct | 122621064007 |
9 | 31610267634 |
10 | 11111000071 |
11 | 4791962896 |
12 | 21a1074a87 |
13 | 1080c1cc72 |
14 | 7759263c3 |
15 | 4506b8281 |
hex | 296446807 |
11111000071 has 2 divisors, whose sum is σ = 11111000072. Its totient is φ = 11111000070.
The previous prime is 11111000053. The next prime is 11111000081. The reversal of 11111000071 is 17000011111.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 11111000071 - 215 = 11110967303 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (11111000051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555500035 + 5555500036.
It is an arithmetic number, because the mean of its divisors is an integer number (5555500036).
Almost surely, 211111000071 is an apocalyptic number.
11111000071 is a deficient number, since it is larger than the sum of its proper divisors (1).
11111000071 is an equidigital number, since it uses as much as digits as its factorization.
11111000071 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 7, while the sum is 13.
Adding to 11111000071 its reverse (17000011111), we get a palindrome (28111011182).
The spelling of 11111000071 in words is "eleven billion, one hundred eleven million, seventy-one", and thus it is an aban number.
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