Base | Representation |
---|---|
bin | 11110011100010… |
… | …11100100100000 |
3 | 122210112102112100 |
4 | 33032023210200 |
5 | 1010334010043 |
6 | 41201330400 |
7 | 6220441263 |
oct | 1716134440 |
9 | 583472470 |
10 | 255375648 |
11 | 121175560 |
12 | 71636a00 |
13 | 40ba5468 |
14 | 25cb8cda |
15 | 17646cd3 |
hex | f38b920 |
255375648 has 72 divisors (see below), whose sum is σ = 792254736. Its totient is φ = 77385600.
The previous prime is 255375643. The next prime is 255375733. The reversal of 255375648 is 846573552.
255375648 is a `hidden beast` number, since 2 + 55 + 37 + 564 + 8 = 666.
It is a tau number, because it is divible by the number of its divisors (72).
It is a super-3 number, since 3×2553756483 (a number of 26 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (255375641) 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, 37138 + ... + 43473.
It is an arithmetic number, because the mean of its divisors is an integer number (11003538).
Almost surely, 2255375648 is an apocalyptic number.
It is an amenable number.
255375648 is an abundant number, since it is smaller than the sum of its proper divisors (536879088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
255375648 is a wasteful number, since it uses less digits than its factorization.
255375648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 80638 (or 80627 counting only the distinct ones).
The product of its digits is 1008000, while the sum is 45.
The square root of 255375648 is about 15980.4770892486. The cubic root of 255375648 is about 634.4438042062.
The spelling of 255375648 in words is "two hundred fifty-five million, three hundred seventy-five thousand, six hundred forty-eight".
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