Base | Representation |
---|---|
bin | 111100101000100110… |
… | …0011011101001001011 |
3 | 110110002122101221220111 |
4 | 1321101030123221023 |
5 | 4113133033413311 |
6 | 135452422335151 |
7 | 12256520133025 |
oct | 1712114335113 |
9 | 413078357814 |
10 | 130211232331 |
11 | 50249934104 |
12 | 2129b58a4b7 |
13 | c38189258b |
14 | 6433573015 |
15 | 35c168ad21 |
hex | 1e5131ba4b |
130211232331 has 2 divisors, whose sum is σ = 130211232332. Its totient is φ = 130211232330.
The previous prime is 130211232311. The next prime is 130211232341. The reversal of 130211232331 is 133232112031.
It is a strong prime.
It is an emirp because it is prime and its reverse (133232112031) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 130211232331 - 217 = 130211101259 is a prime.
It is a super-2 number, since 2×1302112323312 (a number of 23 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (130211232311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65105616165 + 65105616166.
It is an arithmetic number, because the mean of its divisors is an integer number (65105616166).
Almost surely, 2130211232331 is an apocalyptic number.
130211232331 is a deficient number, since it is larger than the sum of its proper divisors (1).
130211232331 is an equidigital number, since it uses as much as digits as its factorization.
130211232331 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 130211232331 its reverse (133232112031), we get a palindrome (263443344362).
The spelling of 130211232331 in words is "one hundred thirty billion, two hundred eleven million, two hundred thirty-two thousand, three hundred thirty-one".
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