Base | Representation |
---|---|
bin | 1000000011100001… |
… | …1100111010111100 |
3 | 12120200201022111220 |
4 | 2000320130322330 |
5 | 13412021012142 |
6 | 554321113340 |
7 | 104404044441 |
oct | 20070347274 |
9 | 5520638456 |
10 | 2162282172 |
11 | a0a608666 |
12 | 504188850 |
13 | 285c8680b |
14 | 16725d9c8 |
15 | c9c6b2ec |
hex | 80e1cebc |
2162282172 has 12 divisors (see below), whose sum is σ = 5045325096. Its totient is φ = 720760720.
The previous prime is 2162282153. The next prime is 2162282179. The reversal of 2162282172 is 2712822612.
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 (2162282179) 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, 90095079 + ... + 90095102.
It is an arithmetic number, because the mean of its divisors is an integer number (420443758).
Almost surely, 22162282172 is an apocalyptic number.
It is an amenable number.
2162282172 is an abundant number, since it is smaller than the sum of its proper divisors (2883042924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2162282172 is a wasteful number, since it uses less digits than its factorization.
2162282172 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 180190188 (or 180190186 counting only the distinct ones).
The product of its digits is 10752, while the sum is 33.
The square root of 2162282172 is about 46500.3459341971. The cubic root of 2162282172 is about 1293.1159121591.
The spelling of 2162282172 in words is "two billion, one hundred sixty-two million, two hundred eighty-two thousand, one hundred seventy-two".
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