Base | Representation |
---|---|
bin | 100000011110000101101… |
… | …001010101001110101011 |
3 | 21220022110020111012000020 |
4 | 200132011221111032223 |
5 | 243024231014344321 |
6 | 4425020422411523 |
7 | 320131305012024 |
oct | 40360551251653 |
9 | 7808406435006 |
10 | 2231330231211 |
11 | 790335821454 |
12 | 300543b90ba3 |
13 | 13254b7098a3 |
14 | 79dd5929c4b |
15 | 3d096c3d4c6 |
hex | 20785a553ab |
2231330231211 has 16 divisors (see below), whose sum is σ = 3150151991424. Its totient is φ = 1400033130624.
The previous prime is 2231330231201. The next prime is 2231330231219. The reversal of 2231330231211 is 1121320331322.
It is not a de Polignac number, because 2231330231211 - 231 = 2229182747563 is a prime.
It is a super-3 number, since 3×22313302312113 (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (2231330231219) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4876296 + ... + 5314218.
It is an arithmetic number, because the mean of its divisors is an integer number (196884499464).
Almost surely, 22231330231211 is an apocalyptic number.
2231330231211 is a deficient number, since it is larger than the sum of its proper divisors (918821760213).
2231330231211 is a wasteful number, since it uses less digits than its factorization.
2231330231211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 537850.
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 2231330231211 its reverse (1121320331322), we get a palindrome (3352650562533).
The spelling of 2231330231211 in words is "two trillion, two hundred thirty-one billion, three hundred thirty million, two hundred thirty-one thousand, two hundred eleven".
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