Base | Representation |
---|---|
bin | 11011011111011… |
… | …00010110000111 |
3 | 121001221000020221 |
4 | 31233230112013 |
5 | 433013344330 |
6 | 34514405211 |
7 | 5500056220 |
oct | 1557542607 |
9 | 531830227 |
10 | 230606215 |
11 | 109197954 |
12 | 65290807 |
13 | 38a121a8 |
14 | 228ac247 |
15 | 153a2b7a |
hex | dbec587 |
230606215 has 16 divisors (see below), whose sum is σ = 317104128. Its totient is φ = 157707936.
The previous prime is 230606203. The next prime is 230606227. The reversal of 230606215 is 512606032.
It is an interprime number because it is at equal distance from previous prime (230606203) and next prime (230606227).
It is a cyclic number.
It is not a de Polignac number, because 230606215 - 25 = 230606183 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 230606215.
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 15 ways as a sum of consecutive naturals, for example, 4804 + ... + 22006.
It is an arithmetic number, because the mean of its divisors is an integer number (19819008).
Almost surely, 2230606215 is an apocalyptic number.
230606215 is a deficient number, since it is larger than the sum of its proper divisors (86497913).
230606215 is a wasteful number, since it uses less digits than its factorization.
230606215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17598.
The product of its (nonzero) digits is 2160, while the sum is 25.
The square root of 230606215 is about 15185.7240525436. The cubic root of 230606215 is about 613.2303901017.
The spelling of 230606215 in words is "two hundred thirty million, six hundred six thousand, two hundred fifteen".
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