Base | Representation |
---|---|
bin | 11110011001111… |
… | …00010111011111 |
3 | 122202220221111220 |
4 | 33030330113133 |
5 | 1010243114411 |
6 | 41150344423 |
7 | 6214620411 |
oct | 1714742737 |
9 | 582827456 |
10 | 255051231 |
11 | 120a73846 |
12 | 714bb113 |
13 | 40ac08b6 |
14 | 25c329b1 |
15 | 175d0b06 |
hex | f33c5df |
255051231 has 16 divisors (see below), whose sum is σ = 360349440. Its totient is φ = 160012800.
The previous prime is 255051227. The next prime is 255051233. The reversal of 255051231 is 132150552.
It is a happy number.
It is not a de Polignac number, because 255051231 - 22 = 255051227 is a prime.
It is a super-2 number, since 2×2550512312 = 130102260869230722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (255051233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6210 + ... + 23423.
It is an arithmetic number, because the mean of its divisors is an integer number (22521840).
Almost surely, 2255051231 is an apocalyptic number.
255051231 is a deficient number, since it is larger than the sum of its proper divisors (105298209).
255051231 is a wasteful number, since it uses less digits than its factorization.
255051231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29806.
The product of its (nonzero) digits is 1500, while the sum is 24.
The square root of 255051231 is about 15970.3234469437. The cubic root of 255051231 is about 634.1750346827.
The spelling of 255051231 in words is "two hundred fifty-five million, fifty-one thousand, two hundred thirty-one".
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