Base | Representation |
---|---|
bin | 110010110110… |
… | …011011001101 |
3 | 221002020111100 |
4 | 302312123031 |
5 | 11403031000 |
6 | 1153413313 |
7 | 221206224 |
oct | 62663315 |
9 | 27066440 |
10 | 13330125 |
11 | 7585136 |
12 | 456a239 |
13 | 29b9563 |
14 | 1aadcbb |
15 | 1284a00 |
hex | cb66cd |
13330125 has 72 divisors (see below), whose sum is σ = 26149032. Its totient is φ = 6528000.
The previous prime is 13330117. The next prime is 13330127. The reversal of 13330125 is 52103331.
It can be written as a sum of positive squares in 12 ways, for example, as 9253764 + 4076361 = 3042^2 + 2019^2 .
It is not a de Polignac number, because 13330125 - 23 = 13330117 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13330098 and 13330107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13330127) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 325105 + ... + 325145.
It is an arithmetic number, because the mean of its divisors is an integer number (363181).
Almost surely, 213330125 is an apocalyptic number.
13330125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13330125 is a deficient number, since it is larger than the sum of its proper divisors (12818907).
13330125 is a wasteful number, since it uses less digits than its factorization.
13330125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 96 (or 66 counting only the distinct ones).
The product of its (nonzero) digits is 270, while the sum is 18.
The square root of 13330125 is about 3651.0443711355. The cubic root of 13330125 is about 237.1071992747.
Adding to 13330125 its reverse (52103331), we get a palindrome (65433456).
The spelling of 13330125 in words is "thirteen million, three hundred thirty thousand, one hundred twenty-five".
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