Base | Representation |
---|---|
bin | 1000001001000001… |
… | …0111111011110111 |
3 | 12122022002021202211 |
4 | 2002100113323313 |
5 | 13433421033143 |
6 | 1000503114251 |
7 | 105104000503 |
oct | 20220277367 |
9 | 5568067684 |
10 | 2185330423 |
11 | a21620101 |
12 | 50ba42987 |
13 | 28a996533 |
14 | 16a33d303 |
15 | cbcc049d |
hex | 82417ef7 |
2185330423 has 2 divisors, whose sum is σ = 2185330424. Its totient is φ = 2185330422.
The previous prime is 2185330379. The next prime is 2185330439. The reversal of 2185330423 is 3240335812.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 2185330423 - 217 = 2185199351 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2185330723) 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, 1092665211 + 1092665212.
It is an arithmetic number, because the mean of its divisors is an integer number (1092665212).
Almost surely, 22185330423 is an apocalyptic number.
2185330423 is a deficient number, since it is larger than the sum of its proper divisors (1).
2185330423 is an equidigital number, since it uses as much as digits as its factorization.
2185330423 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 17280, while the sum is 31.
The square root of 2185330423 is about 46747.5178271531. The cubic root of 2185330423 is about 1297.6942209967.
The spelling of 2185330423 in words is "two billion, one hundred eighty-five million, three hundred thirty thousand, four hundred twenty-three".
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