Base | Representation |
---|---|
bin | 111100101000100110… |
… | …0011001001100010011 |
3 | 110110002122101110010122 |
4 | 1321101030121030103 |
5 | 4113133033103131 |
6 | 135452422220455 |
7 | 12256520061533 |
oct | 1712114311423 |
9 | 413078343118 |
10 | 130211222291 |
11 | 50249927607 |
12 | 2129b58472b |
13 | c38188ab37 |
14 | 643356d4c3 |
15 | 35c1687d7b |
hex | 1e51319313 |
130211222291 has 2 divisors, whose sum is σ = 130211222292. Its totient is φ = 130211222290.
The previous prime is 130211222231. The next prime is 130211222347. The reversal of 130211222291 is 192222112031.
It is a strong prime.
It is an emirp because it is prime and its reverse (192222112031) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 130211222291 - 26 = 130211222227 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 130211222291.
It is not a weakly prime, because it can be changed into another prime (130211222231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65105611145 + 65105611146.
It is an arithmetic number, because the mean of its divisors is an integer number (65105611146).
Almost surely, 2130211222291 is an apocalyptic number.
130211222291 is a deficient number, since it is larger than the sum of its proper divisors (1).
130211222291 is an equidigital number, since it uses as much as digits as its factorization.
130211222291 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 864, while the sum is 26.
The spelling of 130211222291 in words is "one hundred thirty billion, two hundred eleven million, two hundred twenty-two thousand, two hundred ninety-one".
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