Base | Representation |
---|---|
bin | 100111011011110… |
… | …1110001111111001 |
3 | 10102012220001120222 |
4 | 1032313232033321 |
5 | 10202221331301 |
6 | 335145225425 |
7 | 44535161666 |
oct | 11667561771 |
9 | 3365801528 |
10 | 1323230201 |
11 | 619a24487 |
12 | 30b192275 |
13 | 1811ac767 |
14 | c7a4aa6d |
15 | 7b27d31b |
hex | 4edee3f9 |
1323230201 has 2 divisors, whose sum is σ = 1323230202. Its totient is φ = 1323230200.
The previous prime is 1323230179. The next prime is 1323230203. The reversal of 1323230201 is 1020323231.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1044840976 + 278389225 = 32324^2 + 16685^2 .
It is an emirp because it is prime and its reverse (1020323231) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1323230201 - 26 = 1323230137 is a prime.
Together with 1323230203, it forms a pair of twin primes.
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 1323230201.
It is not a weakly prime, because it can be changed into another prime (1323230203) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661615100 + 661615101.
It is an arithmetic number, because the mean of its divisors is an integer number (661615101).
Almost surely, 21323230201 is an apocalyptic number.
It is an amenable number.
1323230201 is a deficient number, since it is larger than the sum of its proper divisors (1).
1323230201 is an equidigital number, since it uses as much as digits as its factorization.
1323230201 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 216, while the sum is 17.
The square root of 1323230201 is about 36376.2312643847. The cubic root of 1323230201 is about 1097.8553809571.
Adding to 1323230201 its reverse (1020323231), we get a palindrome (2343553432).
The spelling of 1323230201 in words is "one billion, three hundred twenty-three million, two hundred thirty thousand, two hundred one".
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