Base | Representation |
---|---|
bin | 11011011100100… |
… | …00100011000011 |
3 | 121001012220110212 |
4 | 31232100203003 |
5 | 432414331321 |
6 | 34502344335 |
7 | 5463632051 |
oct | 1556204303 |
9 | 531186425 |
10 | 230230211 |
11 | 108a60402 |
12 | 6512b0ab |
13 | 3890ccc3 |
14 | 228111d1 |
15 | 1532b55b |
hex | db908c3 |
230230211 has 8 divisors (see below), whose sum is σ = 243454848. Its totient is φ = 217368000.
The previous prime is 230230193. The next prime is 230230223. The reversal of 230230211 is 112032032.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-230230211 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (230230811) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89300 + ... + 91841.
It is an arithmetic number, because the mean of its divisors is an integer number (30431856).
Almost surely, 2230230211 is an apocalyptic number.
230230211 is a deficient number, since it is larger than the sum of its proper divisors (13224637).
230230211 is a wasteful number, since it uses less digits than its factorization.
230230211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 181213.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 230230211 is about 15173.3388217623. The cubic root of 230230211 is about 612.8969175743.
Adding to 230230211 its reverse (112032032), we get a palindrome (342262243).
The spelling of 230230211 in words is "two hundred thirty million, two hundred thirty thousand, two hundred eleven".
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