Base | Representation |
---|---|
bin | 1100010010000010010… |
… | …1001000011010100100 |
3 | 202011121221201200202202 |
4 | 3010200211020122210 |
5 | 11424112000032322 |
6 | 240533154154032 |
7 | 21146530266206 |
oct | 3044045103244 |
9 | 664557650682 |
10 | 211000002212 |
11 | 8153700071a |
12 | 34a87582918 |
13 | 16b8824781c |
14 | a2d8d92776 |
15 | 574e014292 |
hex | 31209486a4 |
211000002212 has 12 divisors (see below), whose sum is σ = 390970592460. Its totient is φ = 99294118656.
The previous prime is 211000002211. The next prime is 211000002223. The reversal of 211000002212 is 212200000112.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 152462135296 + 58537866916 = 390464^2 + 241946^2 .
It is a junction number, because it is equal to n+sod(n) for n = 211000002193 and 211000002202.
It is not an unprimeable number, because it can be changed into a prime (211000002211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1551470537 + ... + 1551470672.
It is an arithmetic number, because the mean of its divisors is an integer number (32580882705).
Almost surely, 2211000002212 is an apocalyptic number.
It is an amenable number.
211000002212 is a deficient number, since it is larger than the sum of its proper divisors (179970590248).
211000002212 is a wasteful number, since it uses less digits than its factorization.
211000002212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3102941230 (or 3102941228 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 211000002212 its reverse (212200000112), we get a palindrome (423200002324).
The spelling of 211000002212 in words is "two hundred eleven billion, two thousand, two hundred twelve".
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