Base | Representation |
---|---|
bin | 11000101001011001… |
… | …11000010001001101 |
3 | 1021011011201222002200 |
4 | 30110230320101031 |
5 | 204044421223041 |
6 | 10025004112113 |
7 | 645622636461 |
oct | 142454702115 |
9 | 37134658080 |
10 | 13232211021 |
11 | 5680268a97 |
12 | 2693535639 |
13 | 132b526483 |
14 | 8d75344a1 |
15 | 526a201b6 |
hex | 314b3844d |
13232211021 has 24 divisors (see below), whose sum is σ = 20134657920. Its totient is φ = 8350744896.
The previous prime is 13232211011. The next prime is 13232211023. The reversal of 13232211021 is 12011223231.
It is not a de Polignac number, because 13232211021 - 210 = 13232209997 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 13232210985 and 13232211003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13232211023) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 197761 + ... + 256073.
It is an arithmetic number, because the mean of its divisors is an integer number (838944080).
Almost surely, 213232211021 is an apocalyptic number.
It is an amenable number.
13232211021 is a deficient number, since it is larger than the sum of its proper divisors (6902446899).
13232211021 is a wasteful number, since it uses less digits than its factorization.
13232211021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 59665 (or 59662 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 13232211021 its reverse (12011223231), we get a palindrome (25243434252).
The spelling of 13232211021 in words is "thirteen billion, two hundred thirty-two million, two hundred eleven thousand, twenty-one".
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