Base | Representation |
---|---|
bin | 1011100000111111… |
… | …1101001000010101 |
3 | 21222102121201220101 |
4 | 2320033331020111 |
5 | 22312321042133 |
6 | 1230422534101 |
7 | 136413453412 |
oct | 27017751025 |
9 | 7872551811 |
10 | 3091190293 |
11 | 1346995024 |
12 | 723297331 |
13 | 3a35621a9 |
14 | 214783109 |
15 | 1315a837d |
hex | b83fd215 |
3091190293 has 2 divisors, whose sum is σ = 3091190294. Its totient is φ = 3091190292.
The previous prime is 3091190239. The next prime is 3091190341. The reversal of 3091190293 is 3920911903.
Together with previous prime (3091190239) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2022031089 + 1069159204 = 44967^2 + 32698^2 .
It is an emirp because it is prime and its reverse (3920911903) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-3091190293 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3091190213) 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, 1545595146 + 1545595147.
It is an arithmetic number, because the mean of its divisors is an integer number (1545595147).
Almost surely, 23091190293 is an apocalyptic number.
It is an amenable number.
3091190293 is a deficient number, since it is larger than the sum of its proper divisors (1).
3091190293 is an equidigital number, since it uses as much as digits as its factorization.
3091190293 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 13122, while the sum is 37.
The square root of 3091190293 is about 55598.4738369679. The cubic root of 3091190293 is about 1456.7171961577.
The spelling of 3091190293 in words is "three billion, ninety-one million, one hundred ninety thousand, two hundred ninety-three".
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