Base | Representation |
---|---|
bin | 1011000111111101010000… |
… | …1101100111110000100111 |
3 | 1121022022012120111002201110 |
4 | 2301333110031213300213 |
5 | 3100344232022412411 |
6 | 42002555122400103 |
7 | 2401453546362240 |
oct | 261772415476047 |
9 | 47268176432643 |
10 | 12231332232231 |
11 | 39963081a1902 |
12 | 1456620500033 |
13 | 6a95430b5b38 |
14 | 303ddd019cc7 |
15 | 163271e292a6 |
hex | b1fd4367c27 |
12231332232231 has 32 divisors (see below), whose sum is σ = 18901148802048. Its totient is φ = 6890738964480.
The previous prime is 12231332232187. The next prime is 12231332232289. The reversal of 12231332232231 is 13223223313221.
It is not a de Polignac number, because 12231332232231 - 27 = 12231332232103 is a prime.
It is a super-2 number, since 2×122313322322312 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12231332232631) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 127153605 + ... + 127249761.
It is an arithmetic number, because the mean of its divisors is an integer number (590660900064).
Almost surely, 212231332232231 is an apocalyptic number.
12231332232231 is a deficient number, since it is larger than the sum of its proper divisors (6669816569817).
12231332232231 is an equidigital number, since it uses as much as digits as its factorization.
12231332232231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 181551.
The product of its digits is 15552, while the sum is 30.
Adding to 12231332232231 its reverse (13223223313221), we get a palindrome (25454555545452).
The spelling of 12231332232231 in words is "twelve trillion, two hundred thirty-one billion, three hundred thirty-two million, two hundred thirty-two thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •