Base | Representation |
---|---|
bin | 11001010011001… |
… | …10000001000110 |
3 | 112210100102010022 |
4 | 30221212001012 |
5 | 413312331324 |
6 | 33020455142 |
7 | 5154632660 |
oct | 1451460106 |
9 | 483312108 |
10 | 212230214 |
11 | a9886779 |
12 | 5b0aa4b2 |
13 | 34c7a011 |
14 | 20287530 |
15 | 1397305e |
hex | ca66046 |
212230214 has 16 divisors (see below), whose sum is σ = 364078368. Its totient is φ = 90892032.
The previous prime is 212230211. The next prime is 212230237. The reversal of 212230214 is 412032212.
It is a junction number, because it is equal to n+sod(n) for n = 212230192 and 212230201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212230211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19292 + ... + 28224.
It is an arithmetic number, because the mean of its divisors is an integer number (22754898).
Almost surely, 2212230214 is an apocalyptic number.
212230214 is a deficient number, since it is larger than the sum of its proper divisors (151848154).
212230214 is a wasteful number, since it uses less digits than its factorization.
212230214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10639.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 212230214 is about 14568.1232147453. The cubic root of 212230214 is about 596.4889517169.
Adding to 212230214 its reverse (412032212), we get a palindrome (624262426).
The spelling of 212230214 in words is "two hundred twelve million, two hundred thirty thousand, two hundred fourteen".
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