Base | Representation |
---|---|
bin | 1000001100110010… |
… | …0100111000101111 |
3 | 12200101210002011210 |
4 | 2003030210320233 |
5 | 14001441041421 |
6 | 1002225245503 |
7 | 105355100322 |
oct | 20314447057 |
9 | 5611702153 |
10 | 2201112111 |
11 | a2a51a120 |
12 | 515193893 |
13 | 291030903 |
14 | 16c48a7b9 |
15 | cd38b576 |
hex | 83324e2f |
2201112111 has 32 divisors (see below), whose sum is σ = 3398830848. Its totient is φ = 1252247040.
The previous prime is 2201112097. The next prime is 2201112139. The reversal of 2201112111 is 1112111022.
It is not a de Polignac number, because 2201112111 - 217 = 2200981039 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2201112191) 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, 217776 + ... + 227658.
It is an arithmetic number, because the mean of its divisors is an integer number (106213464).
Almost surely, 22201112111 is an apocalyptic number.
2201112111 is a deficient number, since it is larger than the sum of its proper divisors (1197718737).
2201112111 is a wasteful number, since it uses less digits than its factorization.
2201112111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10311.
The product of its (nonzero) digits is 8, while the sum is 12.
The square root of 2201112111 is about 46916.0112434977. The cubic root of 2201112111 is about 1300.8105617608.
Adding to 2201112111 its reverse (1112111022), we get a palindrome (3313223133).
It can be divided in two parts, 220111 and 2111, that added together give a palindrome (222222).
The spelling of 2201112111 in words is "two billion, two hundred one million, one hundred twelve thousand, one hundred eleven".
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