Base | Representation |
---|---|
bin | 11000010110101… |
… | …10011111110001 |
3 | 112020102122002122 |
4 | 30023112133301 |
5 | 404300133241 |
6 | 32134524025 |
7 | 5030353406 |
oct | 1413263761 |
9 | 466378078 |
10 | 204302321 |
11 | a53613a3 |
12 | 58506615 |
13 | 33432662 |
14 | 1d1c22ad |
15 | 12e0904b |
hex | c2d67f1 |
204302321 has 2 divisors, whose sum is σ = 204302322. Its totient is φ = 204302320.
The previous prime is 204302317. The next prime is 204302341. The reversal of 204302321 is 123203402.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 163840000 + 40462321 = 12800^2 + 6361^2 .
It is a cyclic number.
It is not a de Polignac number, because 204302321 - 22 = 204302317 is a prime.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 204302321.
It is not a weakly prime, because it can be changed into another prime (204302341) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102151160 + 102151161.
It is an arithmetic number, because the mean of its divisors is an integer number (102151161).
Almost surely, 2204302321 is an apocalyptic number.
It is an amenable number.
204302321 is a deficient number, since it is larger than the sum of its proper divisors (1).
204302321 is an equidigital number, since it uses as much as digits as its factorization.
204302321 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 288, while the sum is 17.
The square root of 204302321 is about 14293.4362908294. The cubic root of 204302321 is about 588.9671876283.
Adding to 204302321 its reverse (123203402), we get a palindrome (327505723).
The spelling of 204302321 in words is "two hundred four million, three hundred two thousand, three hundred twenty-one".
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