Base | Representation |
---|---|
bin | 1010100101010011… |
… | …0011011100100001 |
3 | 21022222110202020211 |
4 | 2221110303130201 |
5 | 21304221144410 |
6 | 1145520134121 |
7 | 130253266540 |
oct | 25124633441 |
9 | 7288422224 |
10 | 2840803105 |
11 | 1228617468 |
12 | 673467341 |
13 | 3637154aa |
14 | 1cd406157 |
15 | 1195e968a |
hex | a9533721 |
2840803105 has 16 divisors (see below), whose sum is σ = 4125133440. Its totient is φ = 1833391872.
The previous prime is 2840803019. The next prime is 2840803109. The reversal of 2840803105 is 5013080482.
It is a cyclic number.
It is not a de Polignac number, because 2840803105 - 217 = 2840672033 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2840803109) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2386635 + ... + 2387824.
It is an arithmetic number, because the mean of its divisors is an integer number (257820840).
Almost surely, 22840803105 is an apocalyptic number.
It is an amenable number.
2840803105 is a deficient number, since it is larger than the sum of its proper divisors (1284330335).
2840803105 is a wasteful number, since it uses less digits than its factorization.
2840803105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4774488.
The product of its (nonzero) digits is 7680, while the sum is 31.
The square root of 2840803105 is about 53299.1848436728. The cubic root of 2840803105 is about 1416.2732245981.
Adding to 2840803105 its reverse (5013080482), we get a palindrome (7853883587).
The spelling of 2840803105 in words is "two billion, eight hundred forty million, eight hundred three thousand, one hundred five".
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