Base | Representation |
---|---|
bin | 1000001111101001… |
… | …1000100100111101 |
3 | 12201020101011100011 |
4 | 2003322120210331 |
5 | 14013024322232 |
6 | 1003334503221 |
7 | 105562132552 |
oct | 20372304475 |
9 | 5636334304 |
10 | 2213120317 |
11 | a36281061 |
12 | 519204b11 |
13 | 293676565 |
14 | 16dcd4a29 |
15 | ce45e547 |
hex | 83e9893d |
2213120317 has 2 divisors, whose sum is σ = 2213120318. Its totient is φ = 2213120316.
The previous prime is 2213120309. The next prime is 2213120353. The reversal of 2213120317 is 7130213122.
It is a happy number.
2213120317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1342929316 + 870191001 = 36646^2 + 29499^2 .
It is a cyclic number.
It is not a de Polignac number, because 2213120317 - 23 = 2213120309 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2213120717) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106560158 + 1106560159.
It is an arithmetic number, because the mean of its divisors is an integer number (1106560159).
Almost surely, 22213120317 is an apocalyptic number.
It is an amenable number.
2213120317 is a deficient number, since it is larger than the sum of its proper divisors (1).
2213120317 is an equidigital number, since it uses as much as digits as its factorization.
2213120317 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 504, while the sum is 22.
The square root of 2213120317 is about 47043.8127387651. The cubic root of 2213120317 is about 1303.1718046835.
Adding to 2213120317 its reverse (7130213122), we get a palindrome (9343333439).
The spelling of 2213120317 in words is "two billion, two hundred thirteen million, one hundred twenty thousand, three hundred seventeen".
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