Base | Representation |
---|---|
bin | 1100010011001100010… |
… | …0110111101100010101 |
3 | 202012102120122002001202 |
4 | 3010303010313230111 |
5 | 11430230414442323 |
6 | 241024041202245 |
7 | 21160316006120 |
oct | 3046304675425 |
9 | 665376562052 |
10 | 211310312213 |
11 | 81686187170 |
12 | 34b53490385 |
13 | 16c07615300 |
14 | a32828b3b7 |
15 | 576b3acd28 |
hex | 3133137b15 |
211310312213 has 24 divisors (see below), whose sum is σ = 285276246336. Its totient is φ = 151991424000.
The previous prime is 211310312207. The next prime is 211310312267. The reversal of 211310312213 is 312213013112.
It is a happy number.
211310312213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 211310312213 - 24 = 211310312197 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (211310312293) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8106188 + ... + 8132213.
It is an arithmetic number, because the mean of its divisors is an integer number (11886510264).
Almost surely, 2211310312213 is an apocalyptic number.
It is an amenable number.
211310312213 is a deficient number, since it is larger than the sum of its proper divisors (73965934123).
211310312213 is a wasteful number, since it uses less digits than its factorization.
211310312213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16238445 (or 16238432 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 20.
Adding to 211310312213 its reverse (312213013112), we get a palindrome (523523325325).
The spelling of 211310312213 in words is "two hundred eleven billion, three hundred ten million, three hundred twelve thousand, two hundred thirteen".
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