Base | Representation |
---|---|
bin | 101111111111011010010110… |
… | …101101011011000001001011 |
3 | 1000200022200202021221200120122 |
4 | 233333122112231123001023 |
5 | 210131100240201141304 |
6 | 2024522143430413455 |
7 | 62313000364660034 |
oct | 5777322655330113 |
9 | 1020280667850518 |
10 | 211065811349579 |
11 | 6128556503a26a |
12 | 1b809b7520128b |
13 | 90a05610c67b4 |
14 | 3a198d5791a8b |
15 | 196048d26c9be |
hex | bff696b5b04b |
211065811349579 has 2 divisors, whose sum is σ = 211065811349580. Its totient is φ = 211065811349578.
The previous prime is 211065811349557. The next prime is 211065811349581. The reversal of 211065811349579 is 975943118560112.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 211065811349579 - 216 = 211065811284043 is a prime.
Together with 211065811349581, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (211065811349539) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105532905674789 + 105532905674790.
It is an arithmetic number, because the mean of its divisors is an integer number (105532905674790).
It is a 1-persistent number, because it is pandigital, but 2⋅211065811349579 = 422131622699158 is not.
Almost surely, 2211065811349579 is an apocalyptic number.
211065811349579 is a deficient number, since it is larger than the sum of its proper divisors (1).
211065811349579 is an equidigital number, since it uses as much as digits as its factorization.
211065811349579 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 16329600, while the sum is 62.
The spelling of 211065811349579 in words is "two hundred eleven trillion, sixty-five billion, eight hundred eleven million, three hundred forty-nine thousand, five hundred seventy-nine".
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