Base | Representation |
---|---|
bin | 11110011110011… |
… | …00011111000110 |
3 | 122211000221021021 |
4 | 33033030133012 |
5 | 1010421012132 |
6 | 41211141354 |
7 | 6222626422 |
oct | 1717143706 |
9 | 584027237 |
10 | 255641542 |
11 | 121337302 |
12 | 7174485a |
13 | 40c694b0 |
14 | 25d47b82 |
15 | 1769a997 |
hex | f3cc7c6 |
255641542 has 32 divisors (see below), whose sum is σ = 436756320. Its totient is φ = 111248640.
The previous prime is 255641509. The next prime is 255641543. The reversal of 255641542 is 245146552.
It is a super-2 number, since 2×2556415422 = 130705195992275528, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 255641498 and 255641507.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (255641543) 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 in 15 ways as a sum of consecutive naturals, for example, 113992 + ... + 116212.
It is an arithmetic number, because the mean of its divisors is an integer number (13648635).
Almost surely, 2255641542 is an apocalyptic number.
255641542 is a deficient number, since it is larger than the sum of its proper divisors (181114778).
255641542 is a wasteful number, since it uses less digits than its factorization.
255641542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2488.
The product of its digits is 48000, while the sum is 34.
The square root of 255641542 is about 15988.7942634834. The cubic root of 255641542 is about 634.6639195388.
The spelling of 255641542 in words is "two hundred fifty-five million, six hundred forty-one thousand, five hundred forty-two".
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