Base | Representation |
---|---|
bin | 111110101111011… |
… | …0100011011101011 |
3 | 12102201100211010121 |
4 | 1331132310123223 |
5 | 13302414343313 |
6 | 544522224111 |
7 | 103112111644 |
oct | 17536643353 |
9 | 5381324117 |
10 | 2105231083 |
11 | 9903912aa |
12 | 4a9055037 |
13 | 2771ccb87 |
14 | 15d84c6cb |
15 | c4c4c28d |
hex | 7d7b46eb |
2105231083 has 2 divisors, whose sum is σ = 2105231084. Its totient is φ = 2105231082.
The previous prime is 2105231081. The next prime is 2105231113. The reversal of 2105231083 is 3801325012.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2105231083 - 21 = 2105231081 is a prime.
Together with 2105231081, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (2105231081) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052615541 + 1052615542.
It is an arithmetic number, because the mean of its divisors is an integer number (1052615542).
Almost surely, 22105231083 is an apocalyptic number.
2105231083 is a deficient number, since it is larger than the sum of its proper divisors (1).
2105231083 is an equidigital number, since it uses as much as digits as its factorization.
2105231083 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1440, while the sum is 25.
The square root of 2105231083 is about 45882.7972447191. The cubic root of 2105231083 is about 1281.6415874244.
Adding to 2105231083 its reverse (3801325012), we get a palindrome (5906556095).
The spelling of 2105231083 in words is "two billion, one hundred five million, two hundred thirty-one thousand, eighty-three".
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