Base | Representation |
---|---|
bin | 11001001010101… |
… | …11000001011011 |
3 | 112201021000111101 |
4 | 30211113001123 |
5 | 413021321334 |
6 | 32541012231 |
7 | 5142330562 |
oct | 1445270133 |
9 | 481230441 |
10 | 211120219 |
11 | a9198822 |
12 | 5a854077 |
13 | 3497ba0b |
14 | 20078bd9 |
15 | 13804214 |
hex | c95705b |
211120219 has 2 divisors, whose sum is σ = 211120220. Its totient is φ = 211120218.
The previous prime is 211120213. The next prime is 211120223. The reversal of 211120219 is 912021112.
It is a happy number.
211120219 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 is a cyclic number.
It is not a de Polignac number, because 211120219 - 217 = 210989147 is a prime.
It is a super-2 number, since 2×2111202192 = 89143493741215922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 211120196 and 211120205.
It is not a weakly prime, because it can be changed into another prime (211120213) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105560109 + 105560110.
It is an arithmetic number, because the mean of its divisors is an integer number (105560110).
Almost surely, 2211120219 is an apocalyptic number.
211120219 is a deficient number, since it is larger than the sum of its proper divisors (1).
211120219 is an equidigital number, since it uses as much as digits as its factorization.
211120219 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 72, while the sum is 19.
The square root of 211120219 is about 14529.9765657072. The cubic root of 211120219 is about 595.4472253765.
The spelling of 211120219 in words is "two hundred eleven million, one hundred twenty thousand, two hundred nineteen".
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