Base | Representation |
---|---|
bin | 11110011011010… |
… | …10111100110001 |
3 | 122210021122020122 |
4 | 33031222330301 |
5 | 1010320221113 |
6 | 41154420025 |
7 | 6216343604 |
oct | 1715527461 |
9 | 583248218 |
10 | 255242033 |
11 | 121094132 |
12 | 71591615 |
13 | 40b596b7 |
14 | 25c8233b |
15 | 1761c408 |
hex | f36af31 |
255242033 has 2 divisors, whose sum is σ = 255242034. Its totient is φ = 255242032.
The previous prime is 255241999. The next prime is 255242041. The reversal of 255242033 is 330242552.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 175085824 + 80156209 = 13232^2 + 8953^2 .
It is a cyclic number.
It is not a de Polignac number, because 255242033 - 212 = 255237937 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 255241993 and 255242011.
It is not a weakly prime, because it can be changed into another prime (255242093) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127621016 + 127621017.
It is an arithmetic number, because the mean of its divisors is an integer number (127621017).
Almost surely, 2255242033 is an apocalyptic number.
It is an amenable number.
255242033 is a deficient number, since it is larger than the sum of its proper divisors (1).
255242033 is an equidigital number, since it uses as much as digits as its factorization.
255242033 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 7200, while the sum is 26.
The square root of 255242033 is about 15976.2959724712. The cubic root of 255242033 is about 634.3331358656. Note that the first 3 decimals are identical.
Adding to 255242033 its reverse (330242552), we get a palindrome (585484585).
The spelling of 255242033 in words is "two hundred fifty-five million, two hundred forty-two thousand, thirty-three".
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