Base | Representation |
---|---|
bin | 11000100101110100… |
… | …11100011000110011 |
3 | 1021002002021212201202 |
4 | 30102322130120303 |
5 | 204014231244103 |
6 | 10022013121415 |
7 | 645106645112 |
oct | 142272343063 |
9 | 37062255652 |
10 | 13202212403 |
11 | 5665339646 |
12 | 268548926b |
13 | 1325252003 |
14 | 8d3565c79 |
15 | 524096988 |
hex | 312e9c633 |
13202212403 has 4 divisors (see below), whose sum is σ = 13202583720. Its totient is φ = 13201841088.
The previous prime is 13202212351. The next prime is 13202212409. The reversal of 13202212403 is 30421220231.
13202212403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30421220231 = 17 ⋅1789483543.
It is a cyclic number.
It is not a de Polignac number, because 13202212403 - 28 = 13202212147 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13202212409) 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 3 ways as a sum of consecutive naturals, for example, 125918 + ... + 205571.
It is an arithmetic number, because the mean of its divisors is an integer number (3300645930).
Almost surely, 213202212403 is an apocalyptic number.
13202212403 is a deficient number, since it is larger than the sum of its proper divisors (371317).
13202212403 is an equidigital number, since it uses as much as digits as its factorization.
13202212403 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 371316.
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 13202212403 its reverse (30421220231), we get a palindrome (43623432634).
The spelling of 13202212403 in words is "thirteen billion, two hundred two million, two hundred twelve thousand, four hundred three".
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