Base | Representation |
---|---|
bin | 110001001001… |
… | …000101110011 |
3 | 220020111011220 |
4 | 301021011303 |
5 | 11244213131 |
6 | 1140040123 |
7 | 214332462 |
oct | 61110563 |
9 | 26214156 |
10 | 12882291 |
11 | 72a9724 |
12 | 4393043 |
13 | 2890776 |
14 | 19d49d9 |
15 | 11e6e96 |
hex | c49173 |
12882291 has 8 divisors (see below), whose sum is σ = 17433024. Its totient is φ = 8459880.
The previous prime is 12882283. The next prime is 12882299. The reversal of 12882291 is 19228821.
12882291 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (12882283) and next prime (12882299).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12882291 - 23 = 12882283 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12882299) 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, 31845 + ... + 32246.
It is an arithmetic number, because the mean of its divisors is an integer number (2179128).
Almost surely, 212882291 is an apocalyptic number.
12882291 is a deficient number, since it is larger than the sum of its proper divisors (4550733).
12882291 is an equidigital number, since it uses as much as digits as its factorization.
12882291 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64161.
The product of its digits is 4608, while the sum is 33.
The square root of 12882291 is about 3589.1908558894. The cubic root of 12882291 is about 234.4216409933.
The spelling of 12882291 in words is "twelve million, eight hundred eighty-two thousand, two hundred ninety-one".
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