Base | Representation |
---|---|
bin | 11110100000000… |
… | …01110110101110 |
3 | 122211110001010120 |
4 | 33100001312232 |
5 | 1011000011032 |
6 | 41215545410 |
7 | 6224526636 |
oct | 1720016656 |
9 | 584401116 |
10 | 255860142 |
11 | 12147656a |
12 | 7182b266 |
13 | 41014b45 |
14 | 25da36c6 |
15 | 176e062c |
hex | f401dae |
255860142 has 32 divisors (see below), whose sum is σ = 534885120. Its totient is φ = 81438720.
The previous prime is 255860141. The next prime is 255860147. The reversal of 255860142 is 241068552.
255860142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (255860141) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104917 + ... + 107327.
It is an arithmetic number, because the mean of its divisors is an integer number (16715160).
Almost surely, 2255860142 is an apocalyptic number.
255860142 is an abundant number, since it is smaller than the sum of its proper divisors (279024978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
255860142 is a wasteful number, since it uses less digits than its factorization.
255860142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3208.
The product of its (nonzero) digits is 19200, while the sum is 33.
The square root of 255860142 is about 15995.6288404051. The cubic root of 255860142 is about 634.8447691319.
The spelling of 255860142 in words is "two hundred fifty-five million, eight hundred sixty thousand, one hundred forty-two".
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