Base | Representation |
---|---|
bin | 11011100001010… |
… | …00100001001001 |
3 | 121002101112100022 |
4 | 31300220201021 |
5 | 433044241211 |
6 | 34523550225 |
7 | 5502133613 |
oct | 1560504111 |
9 | 532345308 |
10 | 230852681 |
11 | 109346044 |
12 | 6538b375 |
13 | 38a9a427 |
14 | 22933db3 |
15 | 15400bdb |
hex | dc28849 |
230852681 has 8 divisors (see below), whose sum is σ = 236913600. Its totient is φ = 224823312.
The previous prime is 230852669. The next prime is 230852689. The reversal of 230852681 is 186258032.
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 230852681 - 210 = 230851657 is a prime.
It is a super-2 number, since 2×2308526812 = 106585920649775522, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (230852689) 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, 7316 + ... + 22698.
It is an arithmetic number, because the mean of its divisors is an integer number (29614200).
Almost surely, 2230852681 is an apocalyptic number.
It is an amenable number.
230852681 is a deficient number, since it is larger than the sum of its proper divisors (6060919).
230852681 is a wasteful number, since it uses less digits than its factorization.
230852681 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15775.
The product of its (nonzero) digits is 23040, while the sum is 35.
The square root of 230852681 is about 15193.8369413391. The cubic root of 230852681 is about 613.4487806140.
The spelling of 230852681 in words is "two hundred thirty million, eight hundred fifty-two thousand, six hundred eighty-one".
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