Base | Representation |
---|---|
bin | 1011111001000101001… |
… | …1101010000011100111 |
3 | 201112100002221222121211 |
4 | 2332101103222003213 |
5 | 11321402113442411 |
6 | 233504342052251 |
7 | 20521530333622 |
oct | 2762123520347 |
9 | 645302858554 |
10 | 204301312231 |
11 | 797098457a5 |
12 | 3371811a087 |
13 | 1635b4aaa43 |
14 | 9c6146adb9 |
15 | 54aadb7221 |
hex | 2f914ea0e7 |
204301312231 has 2 divisors, whose sum is σ = 204301312232. Its totient is φ = 204301312230.
The previous prime is 204301312183. The next prime is 204301312247. The reversal of 204301312231 is 132213103402.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 204301312231 - 211 = 204301310183 is a prime.
It is a super-2 number, since 2×2043013122312 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (204301312261) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102150656115 + 102150656116.
It is an arithmetic number, because the mean of its divisors is an integer number (102150656116).
Almost surely, 2204301312231 is an apocalyptic number.
204301312231 is a deficient number, since it is larger than the sum of its proper divisors (1).
204301312231 is an equidigital number, since it uses as much as digits as its factorization.
204301312231 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 204301312231 its reverse (132213103402), we get a palindrome (336514415633).
The spelling of 204301312231 in words is "two hundred four billion, three hundred one million, three hundred twelve thousand, two hundred thirty-one".
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