Base | Representation |
---|---|
bin | 11011100000111… |
… | …01101000100001 |
3 | 121002022021012001 |
4 | 31300131220201 |
5 | 433041324342 |
6 | 34523004001 |
7 | 5501556622 |
oct | 1560355041 |
9 | 532267161 |
10 | 230808097 |
11 | 1093155a3 |
12 | 65369601 |
13 | 38a83050 |
14 | 22921a49 |
15 | 153e28b7 |
hex | dc1da21 |
230808097 has 8 divisors (see below), whose sum is σ = 248864616. Its totient is φ = 212794752.
The previous prime is 230808073. The next prime is 230808101. The reversal of 230808097 is 790808032.
It can be written as a sum of positive squares in 4 ways, for example, as 4124961 + 226683136 = 2031^2 + 15056^2 .
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 230808097 - 215 = 230775329 is a prime.
It is a super-2 number, since 2×2308080972 = 106544755281522818, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (230808397) by changing a digit.
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, 783 + ... + 21499.
It is an arithmetic number, because the mean of its divisors is an integer number (31108077).
Almost surely, 2230808097 is an apocalyptic number.
It is an amenable number.
230808097 is a deficient number, since it is larger than the sum of its proper divisors (18056519).
230808097 is a wasteful number, since it uses less digits than its factorization.
230808097 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21587.
The product of its (nonzero) digits is 24192, while the sum is 37.
The square root of 230808097 is about 15192.3696966602. The cubic root of 230808097 is about 613.4092867960.
The spelling of 230808097 in words is "two hundred thirty million, eight hundred eight thousand, ninety-seven".
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