Base | Representation |
---|---|
bin | 1100010010000100111… |
… | …1100000110100010011 |
3 | 202011122201122010211012 |
4 | 3010201033200310103 |
5 | 11424122321042321 |
6 | 240534232241135 |
7 | 21150023600654 |
oct | 3044117406423 |
9 | 664581563735 |
10 | 211011112211 |
11 | 815422a9839 |
12 | 34a8b2401ab |
13 | 16b8a6376a3 |
14 | a2da64552b |
15 | 574eeab05b |
hex | 31213e0d13 |
211011112211 has 16 divisors (see below), whose sum is σ = 217086842880. Its totient is φ = 205032565920.
The previous prime is 211011112177. The next prime is 211011112229. The reversal of 211011112211 is 112211110112.
It is a cyclic number.
It is not a de Polignac number, because 211011112211 - 222 = 211006917907 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (211011112261) 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, 1709600 + ... + 1828866.
It is an arithmetic number, because the mean of its divisors is an integer number (13567927680).
Almost surely, 2211011112211 is an apocalyptic number.
211011112211 is a deficient number, since it is larger than the sum of its proper divisors (6075730669).
211011112211 is a wasteful number, since it uses less digits than its factorization.
211011112211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119674.
The product of its (nonzero) digits is 8, while the sum is 14.
Adding to 211011112211 its reverse (112211110112), we get a palindrome (323222222323).
The spelling of 211011112211 in words is "two hundred eleven billion, eleven million, one hundred twelve thousand, two hundred eleven".
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