Base | Representation |
---|---|
bin | 111110010010000… |
… | …0100101010011101 |
3 | 12101122101102021201 |
4 | 1330210010222131 |
5 | 13234444043234 |
6 | 543212155501 |
7 | 102534161644 |
oct | 17444045235 |
9 | 5348342251 |
10 | 2089831069 |
11 | 982723017 |
12 | 4a3a68b91 |
13 | 273c6a441 |
14 | 15b7a035b |
15 | c3709314 |
hex | 7c904a9d |
2089831069 has 2 divisors, whose sum is σ = 2089831070. Its totient is φ = 2089831068.
The previous prime is 2089831043. The next prime is 2089831087. The reversal of 2089831069 is 9601389802.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2038522500 + 51308569 = 45150^2 + 7163^2 .
It is a cyclic number.
It is not a de Polignac number, because 2089831069 - 219 = 2089306781 is a prime.
It is a super-2 number, since 2×20898310692 = 8734787793915365522, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2089831039) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1044915534 + 1044915535.
It is an arithmetic number, because the mean of its divisors is an integer number (1044915535).
Almost surely, 22089831069 is an apocalyptic number.
It is an amenable number.
2089831069 is a deficient number, since it is larger than the sum of its proper divisors (1).
2089831069 is an equidigital number, since it uses as much as digits as its factorization.
2089831069 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 186624, while the sum is 46.
The square root of 2089831069 is about 45714.6701727137. The cubic root of 2089831069 is about 1278.5088162395.
The spelling of 2089831069 in words is "two billion, eighty-nine million, eight hundred thirty-one thousand, sixty-nine".
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