Base | Representation |
---|---|
bin | 11110011010100… |
… | …00011001101001 |
3 | 122210002010002002 |
4 | 33031100121221 |
5 | 1010303231124 |
6 | 41152220345 |
7 | 6215411555 |
oct | 1715203151 |
9 | 583063062 |
10 | 255133289 |
11 | 12101a464 |
12 | 7153a6b5 |
13 | 40b1c058 |
14 | 25c54865 |
15 | 175ea0ae |
hex | f350669 |
255133289 has 2 divisors, whose sum is σ = 255133290. Its totient is φ = 255133288.
The previous prime is 255133279. The next prime is 255133313. The reversal of 255133289 is 982331552.
255133289 is digitally balanced in base 2, 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., 221027689 + 34105600 = 14867^2 + 5840^2 .
It is a cyclic number.
It is not a de Polignac number, because 255133289 - 216 = 255067753 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (255133259) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127566644 + 127566645.
It is an arithmetic number, because the mean of its divisors is an integer number (127566645).
Almost surely, 2255133289 is an apocalyptic number.
It is an amenable number.
255133289 is a deficient number, since it is larger than the sum of its proper divisors (1).
255133289 is an equidigital number, since it uses as much as digits as its factorization.
255133289 is an evil number, because the sum of its binary digits is even.
The product of its digits is 64800, while the sum is 38.
The square root of 255133289 is about 15972.8923179241. The cubic root of 255133289 is about 634.2430387394.
The spelling of 255133289 in words is "two hundred fifty-five million, one hundred thirty-three thousand, two hundred eighty-nine".
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