Base | Representation |
---|---|
bin | 111111011111000… |
… | …0101011000110101 |
3 | 12111110100120211100 |
4 | 1332332011120311 |
5 | 13330313013323 |
6 | 551213400313 |
7 | 103534302624 |
oct | 17676053065 |
9 | 5443316740 |
10 | 2130204213 |
11 | 9a3498a55 |
12 | 4b5499099 |
13 | 27c434a87 |
14 | 162cad6bb |
15 | c7031943 |
hex | 7ef85635 |
2130204213 has 24 divisors (see below), whose sum is σ = 3123338400. Its totient is φ = 1398834720.
The previous prime is 2130204191. The next prime is 2130204217. The reversal of 2130204213 is 3124020312.
It is not a de Polignac number, because 2130204213 - 26 = 2130204149 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2130204217) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 256618 + ... + 264788.
It is an arithmetic number, because the mean of its divisors is an integer number (130139100).
Almost surely, 22130204213 is an apocalyptic number.
It is an amenable number.
2130204213 is a deficient number, since it is larger than the sum of its proper divisors (993134187).
2130204213 is a wasteful number, since it uses less digits than its factorization.
2130204213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8609 (or 8606 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 2130204213 is about 46154.1353835168. The cubic root of 2130204213 is about 1286.6894688956.
Adding to 2130204213 its reverse (3124020312), we get a palindrome (5254224525).
The spelling of 2130204213 in words is "two billion, one hundred thirty million, two hundred four thousand, two hundred thirteen".
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