Base | Representation |
---|---|
bin | 11000000100100… |
… | …11010111101110 |
3 | 112001222010012010 |
4 | 30002103113232 |
5 | 403143231342 |
6 | 32012022050 |
7 | 5001243564 |
oct | 1402232756 |
9 | 461863163 |
10 | 201930222 |
11 | a3a9118a |
12 | 57761926 |
13 | 32ab1a50 |
14 | 1cb65a34 |
15 | 12adb29c |
hex | c0935ee |
201930222 has 32 divisors (see below), whose sum is σ = 435849120. Its totient is φ = 62000640.
The previous prime is 201930203. The next prime is 201930247. The reversal of 201930222 is 222039102.
201930222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38154 + ... + 43122.
It is an arithmetic number, because the mean of its divisors is an integer number (13620285).
Almost surely, 2201930222 is an apocalyptic number.
201930222 is an abundant number, since it is smaller than the sum of its proper divisors (233918898).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201930222 is a wasteful number, since it uses less digits than its factorization.
201930222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5508.
The product of its (nonzero) digits is 432, while the sum is 21.
The square root of 201930222 is about 14210.2154100492. The cubic root of 201930222 is about 586.6788620198.
Adding to 201930222 its reverse (222039102), we get a palindrome (423969324).
The spelling of 201930222 in words is "two hundred one million, nine hundred thirty thousand, two hundred twenty-two".
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