Base | Representation |
---|---|
bin | 100100011101011… |
… | …1010011110101001 |
3 | 10011021001100000021 |
4 | 1020322322132221 |
5 | 10001142402213 |
6 | 321221440441 |
7 | 42213520600 |
oct | 11072723651 |
9 | 3137040007 |
10 | 1223403433 |
11 | 57864111a |
12 | 2a1870121 |
13 | 1665c9a75 |
14 | b86a2a37 |
15 | 7260ed8d |
hex | 48eba7a9 |
1223403433 has 6 divisors (see below), whose sum is σ = 1423142826. Its totient is φ = 1048631472.
The previous prime is 1223403397. The next prime is 1223403443. The reversal of 1223403433 is 3343043221.
It can be written as a sum of positive squares in only one way, i.e., 981694224 + 241709209 = 31332^2 + 15547^2 .
It is not a de Polignac number, because 1223403433 - 217 = 1223272361 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1223403398 and 1223403407.
It is not an unprimeable number, because it can be changed into a prime (1223403443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12483660 + ... + 12483757.
It is an arithmetic number, because the mean of its divisors is an integer number (237190471).
Almost surely, 21223403433 is an apocalyptic number.
It is an amenable number.
1223403433 is a deficient number, since it is larger than the sum of its proper divisors (199739393).
1223403433 is an equidigital number, since it uses as much as digits as its factorization.
1223403433 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24967431 (or 24967424 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 25.
The square root of 1223403433 is about 34977.1844635900. The cubic root of 1223403433 is about 1069.5224331103.
Adding to 1223403433 its reverse (3343043221), we get a palindrome (4566446654).
The spelling of 1223403433 in words is "one billion, two hundred twenty-three million, four hundred three thousand, four hundred thirty-three".
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