Base | Representation |
---|---|
bin | 11011011101100… |
… | …00001010110000 |
3 | 121001110111010210 |
4 | 31232300022300 |
5 | 432433002403 |
6 | 34505224120 |
7 | 5465011464 |
oct | 1556601260 |
9 | 531414123 |
10 | 230359728 |
11 | 109039745 |
12 | 65192040 |
13 | 38956c41 |
14 | 228464a4 |
15 | 15354b03 |
hex | dbb02b0 |
230359728 has 40 divisors (see below), whose sum is σ = 600569200. Its totient is φ = 76080384.
The previous prime is 230359699. The next prime is 230359733. The reversal of 230359728 is 827953032.
It is an unprimeable number.
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, 16783 + ... + 27246.
It is an arithmetic number, because the mean of its divisors is an integer number (15014230).
Almost surely, 2230359728 is an apocalyptic number.
It is an amenable number.
230359728 is an abundant number, since it is smaller than the sum of its proper divisors (370209472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230359728 is a wasteful number, since it uses less digits than its factorization.
230359728 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44149 (or 44143 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 39.
The square root of 230359728 is about 15177.6061353561. The cubic root of 230359728 is about 613.0118252994.
The spelling of 230359728 in words is "two hundred thirty million, three hundred fifty-nine thousand, seven hundred twenty-eight".
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