Base | Representation |
---|---|
bin | 1110011100000… |
… | …00001000110101 |
3 | 22102220002012001 |
4 | 13032000020311 |
5 | 222001023333 |
6 | 20003455301 |
7 | 3000266365 |
oct | 716001065 |
9 | 272802161 |
10 | 121111093 |
11 | 62400614 |
12 | 34687531 |
13 | 1c12588c |
14 | 121289a5 |
15 | a974b7d |
hex | 7380235 |
121111093 has 2 divisors, whose sum is σ = 121111094. Its totient is φ = 121111092.
The previous prime is 121111051. The next prime is 121111103. The reversal of 121111093 is 390111121.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 104407524 + 16703569 = 10218^2 + 4087^2 .
It is a cyclic number.
It is not a de Polignac number, because 121111093 - 213 = 121102901 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 121111093.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (121111493) 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, 60555546 + 60555547.
It is an arithmetic number, because the mean of its divisors is an integer number (60555547).
Almost surely, 2121111093 is an apocalyptic number.
It is an amenable number.
121111093 is a deficient number, since it is larger than the sum of its proper divisors (1).
121111093 is an equidigital number, since it uses as much as digits as its factorization.
121111093 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 54, while the sum is 19.
The square root of 121111093 is about 11005.0485232915. The cubic root of 121111093 is about 494.7600687369.
The spelling of 121111093 in words is "one hundred twenty-one million, one hundred eleven thousand, ninety-three".
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