Base | Representation |
---|---|
bin | 11110011010100… |
… | …10100110111010 |
3 | 122210002120110221 |
4 | 33031102212322 |
5 | 1010304023310 |
6 | 41152330254 |
7 | 6215450122 |
oct | 1715224672 |
9 | 583076427 |
10 | 255142330 |
11 | 121026233 |
12 | 7154398a |
13 | 40b231c1 |
14 | 25c57c82 |
15 | 175ecada |
hex | f3529ba |
255142330 has 16 divisors (see below), whose sum is σ = 463716864. Its totient is φ = 101065680.
The previous prime is 255142309. The next prime is 255142331. The reversal of 255142330 is 33241552.
It is a junction number, because it is equal to n+sod(n) for n = 255142295 and 255142304.
It is not an unprimeable number, because it can be changed into a prime (255142331) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122826 + ... + 124885.
It is an arithmetic number, because the mean of its divisors is an integer number (28982304).
Almost surely, 2255142330 is an apocalyptic number.
255142330 is a deficient number, since it is larger than the sum of its proper divisors (208574534).
255142330 is a wasteful number, since it uses less digits than its factorization.
255142330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 247821.
The product of its (nonzero) digits is 3600, while the sum is 25.
The square root of 255142330 is about 15973.1753261523. The cubic root of 255142330 is about 634.2505304099.
Adding to 255142330 its reverse (33241552), we get a palindrome (288383882).
The spelling of 255142330 in words is "two hundred fifty-five million, one hundred forty-two thousand, three hundred thirty".
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