Base | Representation |
---|---|
bin | 11001000010010… |
… | …10111101010101 |
3 | 112122012020100002 |
4 | 30201022331111 |
5 | 412231202404 |
6 | 32501301045 |
7 | 5130105464 |
oct | 1441127525 |
9 | 478166302 |
10 | 210022229 |
11 | a860889a |
12 | 5a404785 |
13 | 34686011 |
14 | 1dc709db |
15 | 13688c1e |
hex | c84af55 |
210022229 has 2 divisors, whose sum is σ = 210022230. Its totient is φ = 210022228.
The previous prime is 210022187. The next prime is 210022243. The reversal of 210022229 is 922220012.
210022229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 201583204 + 8439025 = 14198^2 + 2905^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-210022229 is a prime.
It is a super-3 number, since 3×2100222293 (a number of 26 digits) contains 333 as substring.
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 210022229.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (210022259) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105011114 + 105011115.
It is an arithmetic number, because the mean of its divisors is an integer number (105011115).
Almost surely, 2210022229 is an apocalyptic number.
It is an amenable number.
210022229 is a deficient number, since it is larger than the sum of its proper divisors (1).
210022229 is an equidigital number, since it uses as much as digits as its factorization.
210022229 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 288, while the sum is 20.
The square root of 210022229 is about 14492.1436992600. The cubic root of 210022229 is about 594.4131671461.
The spelling of 210022229 in words is "two hundred ten million, twenty-two thousand, two hundred twenty-nine".
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