Base | Representation |
---|---|
bin | 11100101011100111… |
… | …011110110101101011 |
3 | 2221111021010101121102 |
4 | 130223213132311223 |
5 | 1001032403310131 |
6 | 22051524432015 |
7 | 2140111165445 |
oct | 345347366553 |
9 | 87437111542 |
10 | 30796541291 |
11 | 1207393231a |
12 | 5b7584860b |
13 | 2b9a4068c9 |
14 | 16c2153495 |
15 | c03a1b1cb |
hex | 72b9ded6b |
30796541291 has 2 divisors, whose sum is σ = 30796541292. Its totient is φ = 30796541290.
The previous prime is 30796541257. The next prime is 30796541417. The reversal of 30796541291 is 19214569703.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30796541291 - 26 = 30796541227 is a prime.
It is a Sophie Germain prime.
It is not a weakly prime, because it can be changed into another prime (30796541201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15398270645 + 15398270646.
It is an arithmetic number, because the mean of its divisors is an integer number (15398270646).
Almost surely, 230796541291 is an apocalyptic number.
30796541291 is a deficient number, since it is larger than the sum of its proper divisors (1).
30796541291 is an equidigital number, since it uses as much as digits as its factorization.
30796541291 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 408240, while the sum is 47.
The spelling of 30796541291 in words is "thirty billion, seven hundred ninety-six million, five hundred forty-one thousand, two hundred ninety-one".
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