Base | Representation |
---|---|
bin | 110010011011… |
… | …110111010110 |
3 | 220212201021001 |
4 | 302123313112 |
5 | 11341040314 |
6 | 1151213514 |
7 | 220244110 |
oct | 62336726 |
9 | 26781231 |
10 | 13221334 |
11 | 7510425 |
12 | 451729a |
13 | 297bb99 |
14 | 1a823b0 |
15 | 1262674 |
hex | c9bdd6 |
13221334 has 16 divisors (see below), whose sum is σ = 22730400. Its totient is φ = 5649984.
The previous prime is 13221317. The next prime is 13221337. The reversal of 13221334 is 43312231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13221337) 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, 4572 + ... + 6880.
It is an arithmetic number, because the mean of its divisors is an integer number (1420650).
Almost surely, 213221334 is an apocalyptic number.
13221334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
13221334 is a deficient number, since it is larger than the sum of its proper divisors (9509066).
13221334 is a wasteful number, since it uses less digits than its factorization.
13221334 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2727.
The product of its digits is 432, while the sum is 19.
The square root of 13221334 is about 3636.1152346976. The cubic root of 13221334 is about 236.4604030628.
Adding to 13221334 its reverse (43312231), we get a palindrome (56533565).
The spelling of 13221334 in words is "thirteen million, two hundred twenty-one thousand, three hundred thirty-four".
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