Base | Representation |
---|---|
bin | 1010000111000000110110… |
… | …11100111101110101010110 |
3 | 2220201021122100011110202220 |
4 | 11003200123130331311112 |
5 | 10403214010043132410 |
6 | 115140513311443210 |
7 | 4453103066123130 |
oct | 503403334756526 |
9 | 86637570143686 |
10 | 22231211302230 |
11 | 70a1227239377 |
12 | 25b0683826506 |
13 | c53518180038 |
14 | 56bdd406a050 |
15 | 288441431070 |
hex | 14381b73dd56 |
22231211302230 has 64 divisors (see below), whose sum is σ = 60979007900160. Its totient is φ = 5081255460864.
The previous prime is 22231211302213. The next prime is 22231211302243. The reversal of 22231211302230 is 3220311213222.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 22231211302230.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4860502 + ... + 8251478.
It is an arithmetic number, because the mean of its divisors is an integer number (952796998440).
Almost surely, 222231211302230 is an apocalyptic number.
22231211302230 is an abundant number, since it is smaller than the sum of its proper divisors (38747796597930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22231211302230 is a wasteful number, since it uses less digits than its factorization.
22231211302230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3422213.
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 22231211302230 its reverse (3220311213222), we get a palindrome (25451522515452).
The spelling of 22231211302230 in words is "twenty-two trillion, two hundred thirty-one billion, two hundred eleven million, three hundred two thousand, two hundred thirty".
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