Base | Representation |
---|---|
bin | 110001110000… |
… | …011001011010 |
3 | 220112200000211 |
4 | 301300121122 |
5 | 11314341130 |
6 | 1143321334 |
7 | 215603041 |
oct | 61603132 |
9 | 26480024 |
10 | 13043290 |
11 | 73a9687 |
12 | 445024a |
13 | 2918b30 |
14 | 1a37558 |
15 | 1229a2a |
hex | c7065a |
13043290 has 16 divisors (see below), whose sum is σ = 25284168. Its totient is φ = 4815936.
The previous prime is 13043287. The next prime is 13043297. The reversal of 13043290 is 9234031.
It can be written as a sum of positive squares in 4 ways, for example, as 9878449 + 3164841 = 3143^2 + 1779^2 .
It is not an unprimeable number, because it can be changed into a prime (13043297) by changing a digit.
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, 50037 + ... + 50296.
Almost surely, 213043290 is an apocalyptic number.
13043290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13043290 is a deficient number, since it is larger than the sum of its proper divisors (12240878).
13043290 is a wasteful number, since it uses less digits than its factorization.
13043290 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100353.
The product of its (nonzero) digits is 648, while the sum is 22.
The square root of 13043290 is about 3611.5495289418. The cubic root of 13043290 is about 235.3941777492.
The spelling of 13043290 in words is "thirteen million, forty-three thousand, two hundred ninety".
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