Base | Representation |
---|---|
bin | 111011111111111… |
… | …0011001000011011 |
3 | 12012022012211100021 |
4 | 1313333303020123 |
5 | 13110340310321 |
6 | 531434051311 |
7 | 100614013162 |
oct | 16777631033 |
9 | 5168184307 |
10 | 2013213211 |
11 | 943451979 |
12 | 482279b37 |
13 | 261122629 |
14 | 1515383d9 |
15 | bbb22941 |
hex | 77ff321b |
2013213211 has 2 divisors, whose sum is σ = 2013213212. Its totient is φ = 2013213210.
The previous prime is 2013213203. The next prime is 2013213269. The reversal of 2013213211 is 1123123102.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2013213211 - 23 = 2013213203 is a prime.
It is not a weakly prime, because it can be changed into another prime (2013214211) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006606605 + 1006606606.
It is an arithmetic number, because the mean of its divisors is an integer number (1006606606).
Almost surely, 22013213211 is an apocalyptic number.
2013213211 is a deficient number, since it is larger than the sum of its proper divisors (1).
2013213211 is an equidigital number, since it uses as much as digits as its factorization.
2013213211 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 2013213211 is about 44868.8445471911. The cubic root of 2013213211 is about 1262.6895624389.
Adding to 2013213211 its reverse (1123123102), we get a palindrome (3136336313).
The spelling of 2013213211 in words is "two billion, thirteen million, two hundred thirteen thousand, two hundred eleven".
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