Base | Representation |
---|---|
bin | 10001001010011001… |
… | …00110000010101001 |
3 | 212210010202100101210 |
4 | 20211030212002221 |
5 | 122332240240004 |
6 | 4122143503333 |
7 | 444221435505 |
oct | 104514460251 |
9 | 25703670353 |
10 | 9213993129 |
11 | 39a9071460 |
12 | 19518b7b49 |
13 | b3abc6853 |
14 | 6359db305 |
15 | 38dd9c089 |
hex | 2253260a9 |
9213993129 has 64 divisors (see below), whose sum is σ = 14279639040. Its totient is φ = 5232165120.
The previous prime is 9213993119. The next prime is 9213993161.
9213993129 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 9213993129 - 25 = 9213993097 is a prime.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (9213993109) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5711527 + ... + 5713139.
It is an arithmetic number, because the mean of its divisors is an integer number (223119360).
Almost surely, 29213993129 is an apocalyptic number.
It is an amenable number.
9213993129 is a deficient number, since it is larger than the sum of its proper divisors (5065645911).
9213993129 is a wasteful number, since it uses less digits than its factorization.
9213993129 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1830.
The product of its digits is 236196, while the sum is 48.
The square root of 9213993129 is about 95989.5469777830. The cubic root of 9213993129 is about 2096.4409200049.
The spelling of 9213993129 in words is "nine billion, two hundred thirteen million, nine hundred ninety-three thousand, one hundred twenty-nine".
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