Base | Representation |
---|---|
bin | 11011011100101… |
… | …11110111011001 |
3 | 121001021102121000 |
4 | 31232113313121 |
5 | 432421311220 |
6 | 34503135213 |
7 | 5464115331 |
oct | 1556276731 |
9 | 531242530 |
10 | 230260185 |
11 | 108a80981 |
12 | 65144509 |
13 | 3892083c |
14 | 2281c0c1 |
15 | 15335390 |
hex | db97dd9 |
230260185 has 32 divisors (see below), whose sum is σ = 416304000. Its totient is φ = 120719808.
The previous prime is 230260181. The next prime is 230260201. The reversal of 230260185 is 581062032.
It is not a de Polignac number, because 230260185 - 22 = 230260181 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (230260181) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6490 + ... + 22419.
It is an arithmetic number, because the mean of its divisors is an integer number (13009500).
Almost surely, 2230260185 is an apocalyptic number.
It is an amenable number.
230260185 is a deficient number, since it is larger than the sum of its proper divisors (186043815).
230260185 is a wasteful number, since it uses less digits than its factorization.
230260185 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28982 (or 28976 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 230260185 is about 15174.3265089427. The cubic root of 230260185 is about 612.9235143951.
The spelling of 230260185 in words is "two hundred thirty million, two hundred sixty thousand, one hundred eighty-five".
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