Base | Representation |
---|---|
bin | 1011101110000000111… |
… | …0001100000000101101 |
3 | 201020200001111111102002 |
4 | 2323200032030000231 |
5 | 11244311024424323 |
6 | 232253451142045 |
7 | 20355103260233 |
oct | 2734016140055 |
9 | 636601444362 |
10 | 201330311213 |
11 | 78424791759 |
12 | 33029144925 |
13 | 15ca6b0a985 |
14 | 9a5ca52953 |
15 | 5385150828 |
hex | 2ee038c02d |
201330311213 has 2 divisors, whose sum is σ = 201330311214. Its totient is φ = 201330311212.
The previous prime is 201330311191. The next prime is 201330311227. The reversal of 201330311213 is 312113033102.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 160369813444 + 40960497769 = 400462^2 + 202387^2 .
It is a cyclic number.
It is not a de Polignac number, because 201330311213 - 220 = 201329262637 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (201330311233) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100665155606 + 100665155607.
It is an arithmetic number, because the mean of its divisors is an integer number (100665155607).
Almost surely, 2201330311213 is an apocalyptic number.
It is an amenable number.
201330311213 is a deficient number, since it is larger than the sum of its proper divisors (1).
201330311213 is an equidigital number, since it uses as much as digits as its factorization.
201330311213 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 201330311213 its reverse (312113033102), we get a palindrome (513443344315).
The spelling of 201330311213 in words is "two hundred one billion, three hundred thirty million, three hundred eleven thousand, two hundred thirteen".
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