Base | Representation |
---|---|
bin | 1111100011110111… |
… | …01111101010010101 |
3 | 210120012102000122200 |
4 | 13301323233222111 |
5 | 114102102004234 |
6 | 3500541515113 |
7 | 414006205401 |
oct | 76173575225 |
9 | 23505360580 |
10 | 8353938069 |
11 | 35a7642354 |
12 | 1751872a99 |
13 | a31977929 |
14 | 5936bc101 |
15 | 33d610d99 |
hex | 1f1eefa95 |
8353938069 has 48 divisors (see below), whose sum is σ = 13010025600. Its totient is φ = 5149243008.
The previous prime is 8353938059. The next prime is 8353938083. The reversal of 8353938069 is 9608393538.
It is not a de Polignac number, because 8353938069 - 24 = 8353938053 is a prime.
It is a super-2 number, since 2×83539380692 (a number of 21 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8353938059) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1783072 + ... + 1787750.
It is an arithmetic number, because the mean of its divisors is an integer number (271042200).
Almost surely, 28353938069 is an apocalyptic number.
It is an amenable number.
8353938069 is a deficient number, since it is larger than the sum of its proper divisors (4656087531).
8353938069 is a wasteful number, since it uses less digits than its factorization.
8353938069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4954 (or 4951 counting only the distinct ones).
The product of its (nonzero) digits is 4199040, while the sum is 54.
The square root of 8353938069 is about 91399.8800272736. The cubic root of 8353938069 is about 2029.0702520823.
The spelling of 8353938069 in words is "eight billion, three hundred fifty-three million, nine hundred thirty-eight thousand, sixty-nine".
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