Base | Representation |
---|---|
bin | 1001001111101110000010… |
… | …01111001111100000000111 |
3 | 2122222122200210122200100020 |
4 | 10213313001033033200013 |
5 | 10131102021441212221 |
6 | 111124025214550223 |
7 | 4165614055236540 |
oct | 447670117174007 |
9 | 78878623580306 |
10 | 20331322210311 |
11 | 6529513395562 |
12 | 234441a808373 |
13 | b4630a3baba8 |
14 | 50408126b4c7 |
15 | 253ce7299ac6 |
hex | 127dc13cf807 |
20331322210311 has 16 divisors (see below), whose sum is σ = 30982080864000. Its totient is φ = 11617516487808.
The previous prime is 20331322210261. The next prime is 20331322210349. The reversal of 20331322210311 is 11301222313302.
It is not a de Polignac number, because 20331322210311 - 219 = 20331321686023 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20331322215311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15258601 + ... + 16537458.
It is an arithmetic number, because the mean of its divisors is an integer number (1936380054000).
Almost surely, 220331322210311 is an apocalyptic number.
20331322210311 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
20331322210311 is a deficient number, since it is larger than the sum of its proper divisors (10650758653689).
20331322210311 is a wasteful number, since it uses less digits than its factorization.
20331322210311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31826518.
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 20331322210311 its reverse (11301222313302), we get a palindrome (31632544523613).
The spelling of 20331322210311 in words is "twenty trillion, three hundred thirty-one billion, three hundred twenty-two million, two hundred ten thousand, three hundred eleven".
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