Base | Representation |
---|---|
bin | 1001001001010011110111… |
… | …00100010100110111101111 |
3 | 2122012121021211112022221001 |
4 | 10210221323210110313233 |
5 | 10114000023130000421 |
6 | 110434525535021131 |
7 | 4143660024315154 |
oct | 444517344246757 |
9 | 78177254468831 |
10 | 20111110000111 |
11 | 645408a332709 |
12 | 230980206a7a7 |
13 | b2b614753230 |
14 | 4d7550a2422b |
15 | 24d20963c691 |
hex | 124a7b914def |
20111110000111 has 16 divisors (see below), whose sum is σ = 21667876876800. Its totient is φ = 18555738582528.
The previous prime is 20111110000073. The next prime is 20111110000133. The reversal of 20111110000111 is 11100001111102.
It is a cyclic number.
It is not a de Polignac number, because 20111110000111 - 227 = 20110975782383 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 (20111110000711) 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, 468452295 + ... + 468495223.
It is an arithmetic number, because the mean of its divisors is an integer number (1354242304800).
Almost surely, 220111110000111 is an apocalyptic number.
20111110000111 is a deficient number, since it is larger than the sum of its proper divisors (1556766876689).
20111110000111 is a wasteful number, since it uses less digits than its factorization.
20111110000111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58338.
The product of its (nonzero) digits is 2, while the sum is 10.
Adding to 20111110000111 its reverse (11100001111102), we get a palindrome (31211111111213).
The spelling of 20111110000111 in words is "twenty trillion, one hundred eleven billion, one hundred ten million, one hundred eleven", and thus it is an aban number.
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