Base | Representation |
---|---|
bin | 11010000111000111… |
… | …000110001110000111 |
3 | 2200100220210021000211 |
4 | 122013013012032013 |
5 | 424404331312143 |
6 | 20514013220251 |
7 | 2011526032564 |
oct | 320707061607 |
9 | 80326707024 |
10 | 28036588423 |
11 | 10987a17938 |
12 | 5525491687 |
13 | 284a68b7bc |
14 | 14dd79586b |
15 | ae159249d |
hex | 6871c6387 |
28036588423 has 4 divisors (see below), whose sum is σ = 29512198360. Its totient is φ = 26560978488.
The previous prime is 28036588399. The next prime is 28036588441. The reversal of 28036588423 is 32488563082.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 28036588423 - 29 = 28036587911 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28036588493) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 737804940 + ... + 737804977.
It is an arithmetic number, because the mean of its divisors is an integer number (7378049590).
Almost surely, 228036588423 is an apocalyptic number.
28036588423 is a deficient number, since it is larger than the sum of its proper divisors (1475609937).
28036588423 is a wasteful number, since it uses less digits than its factorization.
28036588423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1475609936.
The product of its (nonzero) digits is 2211840, while the sum is 49.
The spelling of 28036588423 in words is "twenty-eight billion, thirty-six million, five hundred eighty-eight thousand, four hundred twenty-three".
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