Base | Representation |
---|---|
bin | 110010110000… |
… | …011001010110 |
3 | 221000222121201 |
4 | 302300121112 |
5 | 11401233210 |
6 | 1153103114 |
7 | 221044225 |
oct | 62603126 |
9 | 27028551 |
10 | 13305430 |
11 | 7568626 |
12 | 4557a9a |
13 | 29ab248 |
14 | 1aa4cbc |
15 | 127c53a |
hex | cb0656 |
13305430 has 16 divisors (see below), whose sum is σ = 24091344. Its totient is φ = 5290720.
The previous prime is 13305427. The next prime is 13305451. The reversal of 13305430 is 3450331.
It is a junction number, because it is equal to n+sod(n) for n = 13305398 and 13305407.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2116 + ... + 5575.
It is an arithmetic number, because the mean of its divisors is an integer number (1505709).
Almost surely, 213305430 is an apocalyptic number.
13305430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13305430 is a deficient number, since it is larger than the sum of its proper divisors (10785914).
13305430 is a wasteful number, since it uses less digits than its factorization.
13305430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7871.
The product of its (nonzero) digits is 540, while the sum is 19.
The square root of 13305430 is about 3647.6608943267. The cubic root of 13305430 is about 236.9606894749.
Adding to 13305430 its reverse (3450331), we get a palindrome (16755761).
It can be divided in two parts, 1330 and 5430, that multiplied together give a triangular number (7221900 = T3800).
The spelling of 13305430 in words is "thirteen million, three hundred five thousand, four hundred thirty".
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