Base | Representation |
---|---|
bin | 11110011100001… |
… | …00001001000111 |
3 | 122210110212210111 |
4 | 33032010021013 |
5 | 1010332021343 |
6 | 41200533451 |
7 | 6220253500 |
oct | 1716041107 |
9 | 583425714 |
10 | 255345223 |
11 | 121154711 |
12 | 71621287 |
13 | 40b94663 |
14 | 25cabba7 |
15 | 1763cc9d |
hex | f384247 |
255345223 has 12 divisors (see below), whose sum is σ = 303944520. Its totient is φ = 213775632.
The previous prime is 255345221. The next prime is 255345227. The reversal of 255345223 is 322543552.
It is not a de Polignac number, because 255345223 - 21 = 255345221 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (255345221) 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 in 11 ways as a sum of consecutive naturals, for example, 58488 + ... + 62701.
It is an arithmetic number, because the mean of its divisors is an integer number (25328710).
Almost surely, 2255345223 is an apocalyptic number.
255345223 is a deficient number, since it is larger than the sum of its proper divisors (48599297).
255345223 is a wasteful number, since it uses less digits than its factorization.
255345223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 121246 (or 121239 counting only the distinct ones).
The product of its digits is 36000, while the sum is 31.
The square root of 255345223 is about 15979.5251181003. The cubic root of 255345223 is about 634.4186077038.
Adding to 255345223 its reverse (322543552), we get a palindrome (577888775).
The spelling of 255345223 in words is "two hundred fifty-five million, three hundred forty-five thousand, two hundred twenty-three".
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