Base | Representation |
---|---|
bin | 111100101001001010… |
… | …0110101101001011100 |
3 | 110110010222010021210002 |
4 | 1321102110311221130 |
5 | 4113202413310322 |
6 | 135454341233432 |
7 | 12260140355621 |
oct | 1712224655134 |
9 | 413128107702 |
10 | 130230213212 |
11 | 50259618790 |
12 | 212a5a02878 |
13 | c3857a9b78 |
14 | 6435cb4348 |
15 | 35c3189c92 |
hex | 1e52535a5c |
130230213212 has 48 divisors (see below), whose sum is σ = 263274036480. Its totient is φ = 55744128000.
The previous prime is 130230213143. The next prime is 130230213229. The reversal of 130230213212 is 212312032031.
It is a congruent number.
It is an unprimeable number.
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, 326789 + ... + 606012.
It is an arithmetic number, because the mean of its divisors is an integer number (5484875760).
Almost surely, 2130230213212 is an apocalyptic number.
It is an amenable number.
130230213212 is an abundant number, since it is smaller than the sum of its proper divisors (133043823268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130230213212 is a wasteful number, since it uses less digits than its factorization.
130230213212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 933002 (or 933000 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 130230213212 its reverse (212312032031), we get a palindrome (342542245243).
The spelling of 130230213212 in words is "one hundred thirty billion, two hundred thirty million, two hundred thirteen thousand, two hundred twelve".
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