Base | Representation |
---|---|
bin | 11001001100111100… |
… | …11110011110000111 |
3 | 1021220221212211002010 |
4 | 30212132132132013 |
5 | 210202242101343 |
6 | 10114335545303 |
7 | 656203500600 |
oct | 144636363607 |
9 | 37827784063 |
10 | 13530425223 |
11 | 5813632807 |
12 | 275738b233 |
13 | 137824a493 |
14 | 924da0da7 |
15 | 542cc9d33 |
hex | 32679e787 |
13530425223 has 48 divisors (see below), whose sum is σ = 21768929280. Its totient is φ = 7444672704.
The previous prime is 13530425221. The next prime is 13530425263. The reversal of 13530425223 is 32252403531.
It is not a de Polignac number, because 13530425223 - 21 = 13530425221 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13530425221) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1628586 + ... + 1636872.
It is an arithmetic number, because the mean of its divisors is an integer number (453519360).
Almost surely, 213530425223 is an apocalyptic number.
13530425223 is a deficient number, since it is larger than the sum of its proper divisors (8238504057).
13530425223 is a wasteful number, since it uses less digits than its factorization.
13530425223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8716 (or 8709 counting only the distinct ones).
The product of its (nonzero) digits is 21600, while the sum is 30.
Adding to 13530425223 its reverse (32252403531), we get a palindrome (45782828754).
The spelling of 13530425223 in words is "thirteen billion, five hundred thirty million, four hundred twenty-five thousand, two hundred twenty-three".
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