Base | Representation |
---|---|
bin | 10010101110101001… |
… | …111110111000001111 |
3 | 1220220111201110002011 |
4 | 102232221332320033 |
5 | 312141142011343 |
6 | 13123301242051 |
7 | 1311230054650 |
oct | 225651767017 |
9 | 56814643064 |
10 | 20110110223 |
11 | 858a6a6505 |
12 | 3a92a03327 |
13 | 1b8644b208 |
14 | d8ab89527 |
15 | 7ca76b29d |
hex | 4aea7ee0f |
20110110223 has 16 divisors (see below), whose sum is σ = 23730257920. Its totient is φ = 16677057600.
The previous prime is 20110110187. The next prime is 20110110239. The reversal of 20110110223 is 32201101102.
It is not a de Polignac number, because 20110110223 - 213 = 20110102031 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 (20110110263) 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, 1121458 + ... + 1139248.
It is an arithmetic number, because the mean of its divisors is an integer number (1483141120).
Almost surely, 220110110223 is an apocalyptic number.
20110110223 is a deficient number, since it is larger than the sum of its proper divisors (3620147697).
20110110223 is a wasteful number, since it uses less digits than its factorization.
20110110223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23038.
The product of its (nonzero) digits is 24, while the sum is 13.
Adding to 20110110223 its reverse (32201101102), we get a palindrome (52311211325).
The spelling of 20110110223 in words is "twenty billion, one hundred ten million, one hundred ten thousand, two hundred twenty-three".
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