Base | Representation |
---|---|
bin | 11010011100011101… |
… | …100000001010100011 |
3 | 2201021212210110011021 |
4 | 122130131200022203 |
5 | 431123031032040 |
6 | 21013330430311 |
7 | 2023435451026 |
oct | 323435401243 |
9 | 81255713137 |
10 | 28394783395 |
11 | 1105112a040 |
12 | 5605432397 |
13 | 28a6953aa4 |
14 | 15351971bd |
15 | b12c4924a |
hex | 69c7602a3 |
28394783395 has 16 divisors (see below), whose sum is σ = 37179896832. Its totient is φ = 20646004960.
The previous prime is 28394783393. The next prime is 28394783399. The reversal of 28394783395 is 59338749382.
It is not a de Polignac number, because 28394783395 - 21 = 28394783393 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28394783393) 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, 191694 + ... + 305836.
It is an arithmetic number, because the mean of its divisors is an integer number (2323743552).
Almost surely, 228394783395 is an apocalyptic number.
28394783395 is a deficient number, since it is larger than the sum of its proper divisors (8785113437).
28394783395 is a wasteful number, since it uses less digits than its factorization.
28394783395 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118682.
The product of its digits is 39191040, while the sum is 61.
The spelling of 28394783395 in words is "twenty-eight billion, three hundred ninety-four million, seven hundred eighty-three thousand, three hundred ninety-five".
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