Base | Representation |
---|---|
bin | 110010011110… |
… | …110010111100 |
3 | 220220022201201 |
4 | 302132302330 |
5 | 11341431330 |
6 | 1151345244 |
7 | 220324111 |
oct | 62366274 |
9 | 26808651 |
10 | 13233340 |
11 | 751944a |
12 | 4522224 |
13 | 29844a3 |
14 | 1a86908 |
15 | 1265eca |
hex | c9ecbc |
13233340 has 24 divisors (see below), whose sum is σ = 28248192. Its totient is φ = 5206080.
The previous prime is 13233331. The next prime is 13233343. The reversal of 13233340 is 4333231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13233343) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4204 + ... + 6643.
It is an arithmetic number, because the mean of its divisors is an integer number (1177008).
Almost surely, 213233340 is an apocalyptic number.
13233340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13233340 is an abundant number, since it is smaller than the sum of its proper divisors (15014852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13233340 is a wasteful number, since it uses less digits than its factorization.
13233340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10917 (or 10915 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 19.
The square root of 13233340 is about 3637.7657978490. The cubic root of 13233340 is about 236.5319562234.
Adding to 13233340 its reverse (4333231), we get a palindrome (17566571).
The spelling of 13233340 in words is "thirteen million, two hundred thirty-three thousand, three hundred forty".
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