Base | Representation |
---|---|
bin | 10111100001010101… |
… | …001001110011010100 |
3 | 2102012002012220012011 |
4 | 113201111021303110 |
5 | 403210321132002 |
6 | 15334015434004 |
7 | 1552564061533 |
oct | 274125116324 |
9 | 72162186164 |
10 | 25255255252 |
11 | a78aa2a087 |
12 | 4a89b25904 |
13 | 24c6398c26 |
14 | 131823031a |
15 | 9cc2e38d7 |
hex | 5e1549cd4 |
25255255252 has 12 divisors (see below), whose sum is σ = 44254779156. Its totient is φ = 12611032640.
The previous prime is 25255255229. The next prime is 25255255307.
25255255252 is nontrivially palindromic in base 10.
It can be written as a sum of positive squares in 2 ways, for example, as 4745005456 + 20510249796 = 68884^2 + 143214^2 .
It is a congruent number.
It is an unprimeable number.
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, 4145323 + ... + 4151410.
It is an arithmetic number, because the mean of its divisors is an integer number (3687898263).
Almost surely, 225255255252 is an apocalyptic number.
It is an amenable number.
25255255252 is a deficient number, since it is larger than the sum of its proper divisors (18999523904).
25255255252 is a wasteful number, since it uses less digits than its factorization.
25255255252 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8297498 (or 8297496 counting only the distinct ones).
The product of its digits is 500000, while the sum is 40.
Adding to 25255255252 its product of digits (500000), we get a palindrome (25255755252).
The spelling of 25255255252 in words is "twenty-five billion, two hundred fifty-five million, two hundred fifty-five thousand, two hundred fifty-two".
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