Base | Representation |
---|---|
bin | 11010000101001110… |
… | …101100111111111011 |
3 | 2200021201101211001011 |
4 | 122011032230333323 |
5 | 424323241342320 |
6 | 20510524534351 |
7 | 2010663544321 |
oct | 320516547773 |
9 | 80251354034 |
10 | 28005027835 |
11 | 10971120a04 |
12 | 55169b13b7 |
13 | 2843c8b3b5 |
14 | 14d94dbd11 |
15 | add90b05a |
hex | 6853acffb |
28005027835 has 16 divisors (see below), whose sum is σ = 34909158240. Its totient is φ = 21541685760.
The previous prime is 28005027833. The next prime is 28005027839. The reversal of 28005027835 is 53872050082.
It is not a de Polignac number, because 28005027835 - 21 = 28005027833 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28005027833) 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, 365757 + ... + 435646.
It is an arithmetic number, because the mean of its divisors is an integer number (2181822390).
Almost surely, 228005027835 is an apocalyptic number.
28005027835 is a deficient number, since it is larger than the sum of its proper divisors (6904130405).
28005027835 is a wasteful number, since it uses less digits than its factorization.
28005027835 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 801678.
The product of its (nonzero) digits is 134400, while the sum is 40.
The spelling of 28005027835 in words is "twenty-eight billion, five million, twenty-seven thousand, eight hundred thirty-five".
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