Base | Representation |
---|---|
bin | 1101100000101110011… |
… | …1110110111111011100 |
3 | 211012011001210221220220 |
4 | 3120023213312333130 |
5 | 12300342021412340 |
6 | 254345210241340 |
7 | 22525141630155 |
oct | 3301347667734 |
9 | 735131727826 |
10 | 232123232220 |
11 | 8a496571000 |
12 | 38ba1726250 |
13 | 18b735477a9 |
14 | b34050292c |
15 | 60886a3ed0 |
hex | 360b9f6fdc |
232123232220 has 96 divisors (see below), whose sum is σ = 714890969856. Its totient is φ = 56272279360.
The previous prime is 232123232219. The next prime is 232123232233. The reversal of 232123232220 is 22232321232.
It is a super-2 number, since 2×2321232322202 (a number of 24 digits) contains 22 as substring.
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, 1373454 + ... + 1533173.
It is an arithmetic number, because the mean of its divisors is an integer number (7446780936).
Almost surely, 2232123232220 is an apocalyptic number.
232123232220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
232123232220 is an abundant number, since it is smaller than the sum of its proper divisors (482767737636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
232123232220 is a wasteful number, since it uses less digits than its factorization.
232123232220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2906672 (or 2906648 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 24.
Adding to 232123232220 its reverse (22232321232), we get a palindrome (254355553452).
The spelling of 232123232220 in words is "two hundred thirty-two billion, one hundred twenty-three million, two hundred thirty-two thousand, two hundred twenty".
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