Base | Representation |
---|---|
bin | 1101101111111… |
… | …11101101101101 |
3 | 22001000222201221 |
4 | 12313333231231 |
5 | 214011422224 |
6 | 15240103341 |
7 | 2600251414 |
oct | 667775555 |
9 | 261028657 |
10 | 115342189 |
11 | 5a120326 |
12 | 32764b51 |
13 | 1ab85b21 |
14 | 1146647b |
15 | a1d56e4 |
hex | 6dffb6d |
115342189 has 2 divisors, whose sum is σ = 115342190. Its totient is φ = 115342188.
The previous prime is 115342159. The next prime is 115342219. The reversal of 115342189 is 981243511.
It is a balanced prime because it is at equal distance from previous prime (115342159) and next prime (115342219).
It can be written as a sum of positive squares in only one way, i.e., 107122500 + 8219689 = 10350^2 + 2867^2 .
It is a cyclic number.
It is not a de Polignac number, because 115342189 - 225 = 81787757 is a prime.
It is a zygodrome in base 8.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (115342159) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57671094 + 57671095.
It is an arithmetic number, because the mean of its divisors is an integer number (57671095).
Almost surely, 2115342189 is an apocalyptic number.
It is an amenable number.
115342189 is a deficient number, since it is larger than the sum of its proper divisors (1).
115342189 is an equidigital number, since it uses as much as digits as its factorization.
115342189 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 8640, while the sum is 34.
The square root of 115342189 is about 10739.7480882933. The cubic root of 115342189 is about 486.7762676673.
The spelling of 115342189 in words is "one hundred fifteen million, three hundred forty-two thousand, one hundred eighty-nine".
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