Base | Representation |
---|---|
bin | 1101011001101000111… |
… | …1011011011001010001 |
3 | 211000020111102200001200 |
4 | 3112122033123121101 |
5 | 12232443034033241 |
6 | 253432335021413 |
7 | 22430043142332 |
oct | 3263217333121 |
9 | 730214380050 |
10 | 230221002321 |
11 | 896aa832582 |
12 | 3875066a869 |
13 | 1892c412c7b |
14 | b1dda18289 |
15 | 5ec66a54b6 |
hex | 359a3db651 |
230221002321 has 24 divisors (see below), whose sum is σ = 355268178720. Its totient is φ = 143232541056.
The previous prime is 230221002301. The next prime is 230221002383. The reversal of 230221002321 is 123200122032.
It is not a de Polignac number, because 230221002321 - 25 = 230221002289 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 230221002294 and 230221002303.
It is not an unprimeable number, because it can be changed into a prime (230221002301) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10035720 + ... + 10058633.
It is an arithmetic number, because the mean of its divisors is an integer number (14802840780).
Almost surely, 2230221002321 is an apocalyptic number.
It is an amenable number.
230221002321 is a deficient number, since it is larger than the sum of its proper divisors (125047176399).
230221002321 is a wasteful number, since it uses less digits than its factorization.
230221002321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20094445 (or 20094442 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 230221002321 its reverse (123200122032), we get a palindrome (353421124353).
The spelling of 230221002321 in words is "two hundred thirty billion, two hundred twenty-one million, two thousand, three hundred twenty-one".
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