Base | Representation |
---|---|
bin | 101111111110101000011011… |
… | …110101010101110010110011 |
3 | 1000200010120101201222012011000 |
4 | 233332220123311111302303 |
5 | 210124211001304021321 |
6 | 2024441400544253043 |
7 | 62306062164616611 |
oct | 5776503365256263 |
9 | 1020116351865130 |
10 | 211012210220211 |
11 | 61264859657444 |
12 | 1b7bb6b6311183 |
13 | 909849b26c8ba |
14 | 3a1708ca9a6b1 |
15 | 195dda2691826 |
hex | bfea1bd55cb3 |
211012210220211 has 32 divisors (see below), whose sum is σ = 313803247846400. Its totient is φ = 140138281219680.
The previous prime is 211012210220167. The next prime is 211012210220219. The reversal of 211012210220211 is 112022012210112.
211012210220211 is a `hidden beast` number, since 2 + 1 + 10 + 1 + 221 + 0 + 220 + 211 = 666.
It is not a de Polignac number, because 211012210220211 - 214 = 211012210203827 is a prime.
It is a super-2 number, since 2×2110122102202112 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (211012210220219) 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, 57178485 + ... + 60756921.
It is an arithmetic number, because the mean of its divisors is an integer number (9806351495200).
Almost surely, 2211012210220211 is an apocalyptic number.
211012210220211 is a deficient number, since it is larger than the sum of its proper divisors (102791037626189).
211012210220211 is a wasteful number, since it uses less digits than its factorization.
211012210220211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3586776 (or 3586770 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 18.
Adding to 211012210220211 its reverse (112022012210112), we get a palindrome (323034222430323).
The spelling of 211012210220211 in words is "two hundred eleven trillion, twelve billion, two hundred ten million, two hundred twenty thousand, two hundred eleven".
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