Base | Representation |
---|---|
bin | 10101100111100011… |
… | …001001001001010110 |
3 | 2012220200122222011000 |
4 | 111213203021021112 |
5 | 340014244232410 |
6 | 14355151524130 |
7 | 1451134420302 |
oct | 254743111126 |
9 | 65820588130 |
10 | 23212102230 |
11 | 9931698a69 |
12 | 45b9829646 |
13 | 225bcc2b45 |
14 | 11a2b40d02 |
15 | 90cc59dc0 |
hex | 5678c9256 |
23212102230 has 64 divisors (see below), whose sum is σ = 61958592000. Its totient is φ = 6183928800.
The previous prime is 23212102187. The next prime is 23212102247. The reversal of 23212102230 is 3220121232.
23212102230 is a `hidden beast` number, since 232 + 1 + 210 + 223 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 242871 + ... + 324669.
It is an arithmetic number, because the mean of its divisors is an integer number (968103000).
Almost surely, 223212102230 is an apocalyptic number.
23212102230 is an abundant number, since it is smaller than the sum of its proper divisors (38746489770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23212102230 is a wasteful number, since it uses less digits than its factorization.
23212102230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82866 (or 82860 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 23212102230 its reverse (3220121232), we get a palindrome (26432223462).
The spelling of 23212102230 in words is "twenty-three billion, two hundred twelve million, one hundred two thousand, two hundred thirty".
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