Base | Representation |
---|---|
bin | 100101001000011011… |
… | …010000000111000111 |
3 | 10210220121002011011010 |
4 | 211020123100013013 |
5 | 1123123132342340 |
6 | 30152124213303 |
7 | 2611003533324 |
oct | 451033200707 |
9 | 123817064133 |
10 | 39869809095 |
11 | 159aa516756 |
12 | 788839a233 |
13 | 39b50cac1c |
14 | 1d0319bb4b |
15 | 108536bb80 |
hex | 9486d01c7 |
39869809095 has 32 divisors (see below), whose sum is σ = 67368026880. Its totient is φ = 20079083520.
The previous prime is 39869809081. The next prime is 39869809099. The reversal of 39869809095 is 59090896893.
It is not a de Polignac number, because 39869809095 - 233 = 31279874503 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39869809099) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 140346 + ... + 315335.
It is an arithmetic number, because the mean of its divisors is an integer number (2105250840).
Almost surely, 239869809095 is an apocalyptic number.
39869809095 is a deficient number, since it is larger than the sum of its proper divisors (27498217785).
39869809095 is a wasteful number, since it uses less digits than its factorization.
39869809095 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 456015.
The product of its (nonzero) digits is 37791360, while the sum is 66.
The spelling of 39869809095 in words is "thirty-nine billion, eight hundred sixty-nine million, eight hundred nine thousand, ninety-five".
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