Base | Representation |
---|---|
bin | 11010010100101011… |
… | …101001101001001111 |
3 | 2200221210012220121220 |
4 | 122110223221221033 |
5 | 430341123241021 |
6 | 20552345254423 |
7 | 2020262240454 |
oct | 322453515117 |
9 | 80853186556 |
10 | 28264274511 |
11 | 10a9449a860 |
12 | 5589794413 |
13 | 28858ba7b5 |
14 | 1521b0382b |
15 | b06569cc6 |
hex | 694ae9a4f |
28264274511 has 32 divisors (see below), whose sum is σ = 43542406656. Its totient is φ = 16117632000.
The previous prime is 28264274497. The next prime is 28264274527. The reversal of 28264274511 is 11547246282.
It is not a de Polignac number, because 28264274511 - 27 = 28264274383 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28264274531) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3429766 + ... + 3437996.
It is an arithmetic number, because the mean of its divisors is an integer number (1360700208).
Almost surely, 228264274511 is an apocalyptic number.
28264274511 is a deficient number, since it is larger than the sum of its proper divisors (15278132145).
28264274511 is a wasteful number, since it uses less digits than its factorization.
28264274511 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14383.
The product of its digits is 215040, while the sum is 42.
The spelling of 28264274511 in words is "twenty-eight billion, two hundred sixty-four million, two hundred seventy-four thousand, five hundred eleven".
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