Base | Representation |
---|---|
bin | 111111011111000… |
… | …1001101111011100 |
3 | 12111110101111021202 |
4 | 1332332021233130 |
5 | 13330314101134 |
6 | 551214015032 |
7 | 103534405616 |
oct | 17676115734 |
9 | 5443344252 |
10 | 2130222044 |
11 | 9a3500395 |
12 | 4b54a7478 |
13 | 27c43cc22 |
14 | 162cb5db6 |
15 | c7036d7e |
hex | 7ef89bdc |
2130222044 has 24 divisors (see below), whose sum is σ = 3814050240. Its totient is φ = 1040772096.
The previous prime is 2130222041. The next prime is 2130222067. The reversal of 2130222044 is 4402220312.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2130222041) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4097 + ... + 65400.
It is an arithmetic number, because the mean of its divisors is an integer number (158918760).
Almost surely, 22130222044 is an apocalyptic number.
It is an amenable number.
2130222044 is a deficient number, since it is larger than the sum of its proper divisors (1683828196).
2130222044 is a wasteful number, since it uses less digits than its factorization.
2130222044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69677 (or 69675 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
The square root of 2130222044 is about 46154.3285510688. The cubic root of 2130222044 is about 1286.6930589889.
Adding to 2130222044 its reverse (4402220312), we get a palindrome (6532442356).
The spelling of 2130222044 in words is "two billion, one hundred thirty million, two hundred twenty-two thousand, forty-four".
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