Base | Representation |
---|---|
bin | 110010011110… |
… | …001001011100 |
3 | 220220012002100 |
4 | 302132021130 |
5 | 11341340214 |
6 | 1151325100 |
7 | 220313265 |
oct | 62361134 |
9 | 26805070 |
10 | 13230684 |
11 | 7517455 |
12 | 4520790 |
13 | 298320c |
14 | 1a8596c |
15 | 1265309 |
hex | c9e25c |
13230684 has 18 divisors (see below), whose sum is σ = 33444320. Its totient is φ = 4410216.
The previous prime is 13230677. The next prime is 13230689. The reversal of 13230684 is 48603231.
It is a happy number.
13230684 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-3 number, since 3×132306843 (a number of 22 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13230689) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 183724 + ... + 183795.
Almost surely, 213230684 is an apocalyptic number.
It is an amenable number.
13230684 is an abundant number, since it is smaller than the sum of its proper divisors (20213636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13230684 is a wasteful number, since it uses less digits than its factorization.
13230684 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 367529 (or 367524 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
The square root of 13230684 is about 3637.4007202946. The cubic root of 13230684 is about 236.5161307676.
The spelling of 13230684 in words is "thirteen million, two hundred thirty thousand, six hundred eighty-four".
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