Base | Representation |
---|---|
bin | 1100011010101100001… |
… | …1011011011011010100 |
3 | 202101121212020101022010 |
4 | 3012223003123123110 |
5 | 11443341214401322 |
6 | 241555504304220 |
7 | 21261230166213 |
oct | 3065303333324 |
9 | 671555211263 |
10 | 213323200212 |
11 | 82519426771 |
12 | 35415612070 |
13 | 171686528b5 |
14 | a47973d07a |
15 | 5837e6920c |
hex | 31ab0db6d4 |
213323200212 has 12 divisors (see below), whose sum is σ = 497754133856. Its totient is φ = 71107733400.
The previous prime is 213323200159. The next prime is 213323200213. The reversal of 213323200212 is 212002323312.
It is a happy number.
213323200212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213323200213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8888466664 + ... + 8888466687.
Almost surely, 2213323200212 is an apocalyptic number.
It is an amenable number.
213323200212 is an abundant number, since it is smaller than the sum of its proper divisors (284430933644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213323200212 is a wasteful number, since it uses less digits than its factorization.
213323200212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17776933358 (or 17776933356 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 213323200212 its reverse (212002323312), we get a palindrome (425325523524).
The spelling of 213323200212 in words is "two hundred thirteen billion, three hundred twenty-three million, two hundred thousand, two hundred twelve".
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