Base | Representation |
---|---|
bin | 1100010110100001001… |
… | …0010010011110010110 |
3 | 202021201210102102222201 |
4 | 3011220102102132112 |
5 | 11434042433202410 |
6 | 241252411115114 |
7 | 21221405633203 |
oct | 3055022223626 |
9 | 667653372881 |
10 | 212203022230 |
11 | 81aa408a441 |
12 | 35162442a9a |
13 | 1701a5587a4 |
14 | a3b0a6acaa |
15 | 57be94983a |
hex | 3168492796 |
212203022230 has 8 divisors (see below), whose sum is σ = 381965440032. Its totient is φ = 84881208888.
The previous prime is 212203022201. The next prime is 212203022233. The reversal of 212203022230 is 32220302212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 212203022198 and 212203022207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212203022233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10610151102 + ... + 10610151121.
It is an arithmetic number, because the mean of its divisors is an integer number (47745680004).
Almost surely, 2212203022230 is an apocalyptic number.
212203022230 is a deficient number, since it is larger than the sum of its proper divisors (169762417802).
212203022230 is a wasteful number, since it uses less digits than its factorization.
212203022230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21220302230.
The product of its (nonzero) digits is 576, while the sum is 19.
Adding to 212203022230 its reverse (32220302212), we get a palindrome (244423324442).
The spelling of 212203022230 in words is "two hundred twelve billion, two hundred three million, twenty-two thousand, two hundred thirty".
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