Base | Representation |
---|---|
bin | 11011011111011… |
… | …11110001000100 |
3 | 121001221201110221 |
4 | 31233233301010 |
5 | 433014321403 |
6 | 34514554124 |
7 | 5500145116 |
oct | 1557576104 |
9 | 531851427 |
10 | 230620228 |
11 | 1091a7433 |
12 | 65298944 |
13 | 38a18697 |
14 | 228b33b6 |
15 | 153a6dbd |
hex | dbefc44 |
230620228 has 12 divisors (see below), whose sum is σ = 405044332. Its totient is φ = 114893280.
The previous prime is 230620219. The next prime is 230620277. The reversal of 230620228 is 822026032.
It can be written as a sum of positive squares in 2 ways, for example, as 141657604 + 88962624 = 11902^2 + 9432^2 .
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 3 ways as a sum of consecutive naturals, for example, 102963 + ... + 105178.
Almost surely, 2230620228 is an apocalyptic number.
It is an amenable number.
230620228 is a deficient number, since it is larger than the sum of its proper divisors (174424104).
230620228 is a wasteful number, since it uses less digits than its factorization.
230620228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 208422 (or 208420 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 25.
The square root of 230620228 is about 15186.1854328202. The cubic root of 230620228 is about 613.2428110208.
The spelling of 230620228 in words is "two hundred thirty million, six hundred twenty thousand, two hundred twenty-eight".
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