Base | Representation |
---|---|
bin | 1101001101010101… |
… | …00010011000000001 |
3 | 200022012020000212201 |
4 | 12212222202120001 |
5 | 104010312323001 |
6 | 3131351353201 |
7 | 340503442615 |
oct | 64652423001 |
9 | 20265200781 |
10 | 7091136001 |
11 | 3009841484 |
12 | 145a982801 |
13 | 890164c81 |
14 | 4b3ac1345 |
15 | 2b781c501 |
hex | 1a6aa2601 |
7091136001 has 2 divisors, whose sum is σ = 7091136002. Its totient is φ = 7091136000.
The previous prime is 7091135969. The next prime is 7091136023. The reversal of 7091136001 is 1006311907.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 5274245376 + 1816890625 = 72624^2 + 42625^2 .
It is an emirp because it is prime and its reverse (1006311907) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 7091136001 - 25 = 7091135969 is a prime.
It is not a weakly prime, because it can be changed into another prime (7091136901) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3545568000 + 3545568001.
It is an arithmetic number, because the mean of its divisors is an integer number (3545568001).
Almost surely, 27091136001 is an apocalyptic number.
It is an amenable number.
7091136001 is a deficient number, since it is larger than the sum of its proper divisors (1).
7091136001 is an equidigital number, since it uses as much as digits as its factorization.
7091136001 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1134, while the sum is 28.
The square root of 7091136001 is about 84208.8831478010. The cubic root of 7091136001 is about 1921.1971701351.
Adding to 7091136001 its reverse (1006311907), we get a palindrome (8097447908).
The spelling of 7091136001 in words is "seven billion, ninety-one million, one hundred thirty-six thousand, one".
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