Base | Representation |
---|---|
bin | 11110011101011… |
… | …01001101010110 |
3 | 122210210102112101 |
4 | 33032231031112 |
5 | 1010402412210 |
6 | 41204312314 |
7 | 6221554054 |
oct | 1716551526 |
9 | 583712471 |
10 | 255513430 |
11 | 12125a027 |
12 | 716a269a |
13 | 40c230a3 |
14 | 25d131d4 |
15 | 17672a3a |
hex | f3ad356 |
255513430 has 8 divisors (see below), whose sum is σ = 459924192. Its totient is φ = 102205368.
The previous prime is 255513407. The next prime is 255513431. The reversal of 255513430 is 34315552.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2555134302 = 130574225820729800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (255513431) 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 3 ways as a sum of consecutive naturals, for example, 12775662 + ... + 12775681.
It is an arithmetic number, because the mean of its divisors is an integer number (57490524).
Almost surely, 2255513430 is an apocalyptic number.
255513430 is a deficient number, since it is larger than the sum of its proper divisors (204410762).
255513430 is a wasteful number, since it uses less digits than its factorization.
255513430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25551350.
The product of its (nonzero) digits is 9000, while the sum is 28.
The square root of 255513430 is about 15984.7874555779. The cubic root of 255513430 is about 634.5578834991.
Adding to 255513430 its reverse (34315552), we get a palindrome (289828982).
The spelling of 255513430 in words is "two hundred fifty-five million, five hundred thirteen thousand, four hundred thirty".
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