Base | Representation |
---|---|
bin | 11011011010110… |
… | …01010111000001 |
3 | 121000210102101122 |
4 | 31231121113001 |
5 | 432340113121 |
6 | 34453442025 |
7 | 5462001032 |
oct | 1555312701 |
9 | 530712348 |
10 | 230004161 |
11 | 108916592 |
12 | 65040315 |
13 | 3886114a |
14 | 22792a89 |
15 | 152d45ab |
hex | db595c1 |
230004161 has 2 divisors, whose sum is σ = 230004162. Its totient is φ = 230004160.
The previous prime is 230004157. The next prime is 230004179. The reversal of 230004161 is 161400032.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 197571136 + 32433025 = 14056^2 + 5695^2 .
It is a cyclic number.
It is not a de Polignac number, because 230004161 - 22 = 230004157 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (230004461) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115002080 + 115002081.
It is an arithmetic number, because the mean of its divisors is an integer number (115002081).
Almost surely, 2230004161 is an apocalyptic number.
It is an amenable number.
230004161 is a deficient number, since it is larger than the sum of its proper divisors (1).
230004161 is an equidigital number, since it uses as much as digits as its factorization.
230004161 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 230004161 is about 15165.8880715901. Note that the first 3 decimals coincide. The cubic root of 230004161 is about 612.6962623031.
Adding to 230004161 its reverse (161400032), we get a palindrome (391404193).
The spelling of 230004161 in words is "two hundred thirty million, four thousand, one hundred sixty-one".
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