Base | Representation |
---|---|
bin | 1000000011110000… |
… | …0010011000100010 |
3 | 12120202111001210012 |
4 | 2000330002120202 |
5 | 13412241101200 |
6 | 554353204522 |
7 | 104415040553 |
oct | 20074023042 |
9 | 5522431705 |
10 | 2163222050 |
11 | a1009a820 |
12 | 504560742 |
13 | 286225562 |
14 | 16742632a |
15 | c9da4a35 |
hex | 80f02622 |
2163222050 has 24 divisors (see below), whose sum is σ = 4389375312. Its totient is φ = 786626000.
The previous prime is 2163222049. The next prime is 2163222053. The reversal of 2163222050 is 502223612.
It is not an unprimeable number, because it can be changed into a prime (2163222053) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1966016 + ... + 1967115.
It is an arithmetic number, because the mean of its divisors is an integer number (182890638).
Almost surely, 22163222050 is an apocalyptic number.
2163222050 is an abundant number, since it is smaller than the sum of its proper divisors (2226153262).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2163222050 is a wasteful number, since it uses less digits than its factorization.
2163222050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3933154 (or 3933149 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 2163222050 is about 46510.4509760978. The cubic root of 2163222050 is about 1293.3032443461.
Adding to 2163222050 its reverse (502223612), we get a palindrome (2665445662).
It can be divided in two parts, 21632 and 22050, that multiplied together give a square (476985600 = 218402).
The spelling of 2163222050 in words is "two billion, one hundred sixty-three million, two hundred twenty-two thousand, fifty".
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