Base | Representation |
---|---|
bin | 11011100000010… |
… | …10001010010001 |
3 | 121002011012202222 |
4 | 31300022022101 |
5 | 433031301322 |
6 | 34521150425 |
7 | 5501105240 |
oct | 1560121221 |
9 | 532135688 |
10 | 230728337 |
11 | 109270684 |
12 | 6532b415 |
13 | 38a55958 |
14 | 22900957 |
15 | 153c8e42 |
hex | dc0a291 |
230728337 has 8 divisors (see below), whose sum is σ = 270816576. Its totient is φ = 192421872.
The previous prime is 230728327. The next prime is 230728349. The reversal of 230728337 is 733827032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 230728337 - 28 = 230728081 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 230728297 and 230728306.
It is not an unprimeable number, because it can be changed into a prime (230728307) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445163 + ... + 445680.
It is an arithmetic number, because the mean of its divisors is an integer number (33852072).
Almost surely, 2230728337 is an apocalyptic number.
It is an amenable number.
230728337 is a deficient number, since it is larger than the sum of its proper divisors (40088239).
230728337 is an equidigital number, since it uses as much as digits as its factorization.
230728337 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 890887.
The product of its (nonzero) digits is 42336, while the sum is 35.
The square root of 230728337 is about 15189.7444678968. The cubic root of 230728337 is about 613.3386203532.
The spelling of 230728337 in words is "two hundred thirty million, seven hundred twenty-eight thousand, three hundred thirty-seven".
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