Base | Representation |
---|---|
bin | 1100010010110100011… |
… | …0111111000001001011 |
3 | 202012011121021000022221 |
4 | 3010231012333001023 |
5 | 11430024303000321 |
6 | 241010103354511 |
7 | 21154662051130 |
oct | 3045506770113 |
9 | 665147230287 |
10 | 211210203211 |
11 | 81634720857 |
12 | 34b25a52a37 |
13 | 16bbc964007 |
14 | a318c6c587 |
15 | 57626d5e41 |
hex | 312d1bf04b |
211210203211 has 16 divisors (see below), whose sum is σ = 247308788160. Its totient is φ = 176594411520.
The previous prime is 211210203209. The next prime is 211210203229. The reversal of 211210203211 is 112302012112.
211210203211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 211210203211 - 21 = 211210203209 is a prime.
It is not an unprimeable number, because it can be changed into a prime (211210203241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1917835 + ... + 2024971.
It is an arithmetic number, because the mean of its divisors is an integer number (15456799260).
Almost surely, 2211210203211 is an apocalyptic number.
211210203211 is a deficient number, since it is larger than the sum of its proper divisors (36098584949).
211210203211 is a wasteful number, since it uses less digits than its factorization.
211210203211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114054.
The product of its (nonzero) digits is 48, while the sum is 16.
Adding to 211210203211 its reverse (112302012112), we get a palindrome (323512215323).
The spelling of 211210203211 in words is "two hundred eleven billion, two hundred ten million, two hundred three thousand, two hundred eleven".
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