Base | Representation |
---|---|
bin | 1101011001001111010… |
… | …0101001110100011101 |
3 | 210222221222210211222202 |
4 | 3112103310221310131 |
5 | 12232233002221341 |
6 | 253413531021245 |
7 | 22424264643341 |
oct | 3262364516435 |
9 | 728858724882 |
10 | 230113320221 |
11 | 89654a74404 |
12 | 3872059a825 |
13 | 1891300c955 |
14 | b1cd5c7621 |
15 | 5ebbed479b |
hex | 3593d29d1d |
230113320221 has 4 divisors (see below), whose sum is σ = 230213677212. Its totient is φ = 230012963232.
The previous prime is 230113320197. The next prime is 230113320247. The reversal of 230113320221 is 122023311032.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 48518872900 + 181594447321 = 220270^2 + 426139^2 .
It is a cyclic number.
It is not a de Polignac number, because 230113320221 - 210 = 230113319197 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 230113320193 and 230113320202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230113320821) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50175056 + ... + 50179641.
It is an arithmetic number, because the mean of its divisors is an integer number (57553419303).
Almost surely, 2230113320221 is an apocalyptic number.
It is an amenable number.
230113320221 is a deficient number, since it is larger than the sum of its proper divisors (100356991).
230113320221 is a wasteful number, since it uses less digits than its factorization.
230113320221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100356990.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 230113320221 its reverse (122023311032), we get a palindrome (352136631253).
The spelling of 230113320221 in words is "two hundred thirty billion, one hundred thirteen million, three hundred twenty thousand, two hundred twenty-one".
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