Base | Representation |
---|---|
bin | 11001001101000010… |
… | …01101111101110101 |
3 | 1021221000020100010110 |
4 | 30212201031331311 |
5 | 210202433102203 |
6 | 10114403213233 |
7 | 656212553400 |
oct | 144641157565 |
9 | 37830210113 |
10 | 13531144053 |
11 | 5813a83889 |
12 | 2757677219 |
13 | 137843c71b |
14 | 92510ad37 |
15 | 542dbcd03 |
hex | 32684df75 |
13531144053 has 24 divisors (see below), whose sum is σ = 21899567808. Its totient is φ = 7395902976.
The previous prime is 13531144043. The next prime is 13531144061. The reversal of 13531144053 is 35044113531.
It is not a de Polignac number, because 13531144053 - 29 = 13531143541 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13531144053.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13531144043) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1997676 + ... + 2004437.
It is an arithmetic number, because the mean of its divisors is an integer number (912481992).
Almost surely, 213531144053 is an apocalyptic number.
It is an amenable number.
13531144053 is a deficient number, since it is larger than the sum of its proper divisors (8368423755).
13531144053 is a wasteful number, since it uses less digits than its factorization.
13531144053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4002153 (or 4002146 counting only the distinct ones).
The product of its (nonzero) digits is 10800, while the sum is 30.
Adding to 13531144053 its reverse (35044113531), we get a palindrome (48575257584).
The spelling of 13531144053 in words is "thirteen billion, five hundred thirty-one million, one hundred forty-four thousand, fifty-three".
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