Base | Representation |
---|---|
bin | 11000110111110101… |
… | …00010000010111101 |
3 | 1021110121110101122112 |
4 | 30123322202002331 |
5 | 204321411334100 |
6 | 10045010023405 |
7 | 651622405145 |
oct | 143372420275 |
9 | 37417411575 |
10 | 13353230525 |
11 | 5732606808 |
12 | 2707b77b65 |
13 | 134a61944b |
14 | 909637925 |
15 | 532477b35 |
hex | 31bea20bd |
13353230525 has 12 divisors (see below), whose sum is σ = 17128972500. Its totient is φ = 10314218880.
The previous prime is 13353230507. The next prime is 13353230549. The reversal of 13353230525 is 52503235331.
It can be written as a sum of positive squares in 6 ways, for example, as 217090756 + 13136139769 = 14734^2 + 114613^2 .
It is not a de Polignac number, because 13353230525 - 26 = 13353230461 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13353230491 and 13353230500.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9208400 + ... + 9209849.
It is an arithmetic number, because the mean of its divisors is an integer number (1427414375).
Almost surely, 213353230525 is an apocalyptic number.
It is an amenable number.
13353230525 is a deficient number, since it is larger than the sum of its proper divisors (3775741975).
13353230525 is a wasteful number, since it uses less digits than its factorization.
13353230525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18418288 (or 18418283 counting only the distinct ones).
The product of its (nonzero) digits is 40500, while the sum is 32.
Adding to 13353230525 its reverse (52503235331), we get a palindrome (65856465856).
The spelling of 13353230525 in words is "thirteen billion, three hundred fifty-three million, two hundred thirty thousand, five hundred twenty-five".
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