Base | Representation |
---|---|
bin | 1000001110111101… |
… | …0101000010000101 |
3 | 12201000220220212222 |
4 | 2003233111002011 |
5 | 14011304102323 |
6 | 1003152422125 |
7 | 105525402353 |
oct | 20357250205 |
9 | 5630826788 |
10 | 2210222213 |
11 | a34681731 |
12 | 518247945 |
13 | 292ba03c4 |
14 | 16d77c7d3 |
15 | ce08a9c8 |
hex | 83bd5085 |
2210222213 has 2 divisors, whose sum is σ = 2210222214. Its totient is φ = 2210222212.
The previous prime is 2210222171. The next prime is 2210222227. The reversal of 2210222213 is 3122220122.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2063158084 + 147064129 = 45422^2 + 12127^2 .
It is a cyclic number.
It is not a de Polignac number, because 2210222213 - 212 = 2210218117 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 2210222191 and 2210222200.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2212222213) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105111106 + 1105111107.
It is an arithmetic number, because the mean of its divisors is an integer number (1105111107).
Almost surely, 22210222213 is an apocalyptic number.
It is an amenable number.
2210222213 is a deficient number, since it is larger than the sum of its proper divisors (1).
2210222213 is an equidigital number, since it uses as much as digits as its factorization.
2210222213 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 2210222213 is about 47013.0004679557. Note that the first 3 decimals coincide. The cubic root of 2210222213 is about 1302.6027172061.
Adding to 2210222213 its reverse (3122220122), we get a palindrome (5332442335).
The spelling of 2210222213 in words is "two billion, two hundred ten million, two hundred twenty-two thousand, two hundred thirteen".
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