Base | Representation |
---|---|
bin | 11011011100100… |
… | …00100011010110 |
3 | 121001012220111120 |
4 | 31232100203112 |
5 | 432414331410 |
6 | 34502344410 |
7 | 5463632106 |
oct | 1556204326 |
9 | 531186446 |
10 | 230230230 |
11 | 108a6041a |
12 | 6512b106 |
13 | 38910009 |
14 | 22811206 |
15 | 1532b570 |
hex | db908d6 |
230230230 has 32 divisors (see below), whose sum is σ = 576578304. Its totient is φ = 58725216.
The previous prime is 230230229. The next prime is 230230267. The reversal of 230230230 is 32032032.
230230230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (15).
230230230 is a modest number, since divided by 230230 gives 230 as remainder.
It is a Curzon number.
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, 166144 + ... + 167523.
It is an arithmetic number, because the mean of its divisors is an integer number (18018072).
Almost surely, 2230230230 is an apocalyptic number.
230230230 is an abundant number, since it is smaller than the sum of its proper divisors (346348074).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230230230 is a wasteful number, since it uses less digits than its factorization.
230230230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 333700.
The product of its (nonzero) digits is 216, while the sum is 15.
The square root of 230230230 is about 15173.3394478605. The cubic root of 230230230 is about 612.8969344343.
Adding to 230230230 its reverse (32032032), we get a palindrome (262262262).
The spelling of 230230230 in words is "two hundred thirty million, two hundred thirty thousand, two hundred thirty".
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