Base | Representation |
---|---|
bin | 11001001101000011… |
… | …10101000111101001 |
3 | 1021221000112111010011 |
4 | 30212201311013221 |
5 | 210203003220200 |
6 | 10114410451521 |
7 | 656214122062 |
oct | 144641650751 |
9 | 37830474104 |
10 | 13531304425 |
11 | 5814083321 |
12 | 2757733ba1 |
13 | 1378497712 |
14 | 92514d569 |
15 | 542e005ba |
hex | 3268751e9 |
13531304425 has 24 divisors (see below), whose sum is σ = 16914292416. Its totient is φ = 10737915840.
The previous prime is 13531304419. The next prime is 13531304453. The reversal of 13531304425 is 52440313531.
13531304425 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 13531304425 - 25 = 13531304393 is a prime.
It is a Duffinian 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 23 ways as a sum of consecutive naturals, for example, 2180427 + ... + 2186623.
It is an arithmetic number, because the mean of its divisors is an integer number (704762184).
Almost surely, 213531304425 is an apocalyptic number.
It is an amenable number.
13531304425 is a deficient number, since it is larger than the sum of its proper divisors (3382987991).
13531304425 is a wasteful number, since it uses less digits than its factorization.
13531304425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6897 (or 6892 counting only the distinct ones).
The product of its (nonzero) digits is 21600, while the sum is 31.
Adding to 13531304425 its reverse (52440313531), we get a palindrome (65971617956).
The spelling of 13531304425 in words is "thirteen billion, five hundred thirty-one million, three hundred four thousand, four hundred twenty-five".
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