Base | Representation |
---|---|
bin | 11001001101000011… |
… | …00001110011101011 |
3 | 1021221000101110121110 |
4 | 30212201201303223 |
5 | 210202443202243 |
6 | 10114405041403 |
7 | 656213342340 |
oct | 144641416353 |
9 | 37830343543 |
10 | 13531225323 |
11 | 5814029950 |
12 | 27576b6263 |
13 | 137846a705 |
14 | 92512c7c7 |
15 | 542dd6e33 |
hex | 326861ceb |
13531225323 has 32 divisors (see below), whose sum is σ = 22801623552. Its totient is φ = 6932908800.
The previous prime is 13531225303. The next prime is 13531225339. The reversal of 13531225323 is 32352213531.
It is a happy number.
13531225323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13531225323 - 25 = 13531225291 is a prime.
It is a super-3 number, since 3×135312253233 (a number of 31 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (13531225303) 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 31 ways as a sum of consecutive naturals, for example, 384348 + ... + 418073.
It is an arithmetic number, because the mean of its divisors is an integer number (712550736).
Almost surely, 213531225323 is an apocalyptic number.
13531225323 is a deficient number, since it is larger than the sum of its proper divisors (9270398229).
13531225323 is a wasteful number, since it uses less digits than its factorization.
13531225323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 802515.
The product of its digits is 16200, while the sum is 30.
Adding to 13531225323 its reverse (32352213531), we get a palindrome (45883438854).
The spelling of 13531225323 in words is "thirteen billion, five hundred thirty-one million, two hundred twenty-five thousand, three hundred twenty-three".
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