Base | Representation |
---|---|
bin | 11010011010000100… |
… | …111111011100010000 |
3 | 2201012002120021000101 |
4 | 122122010333130100 |
5 | 431032312202342 |
6 | 21005341502144 |
7 | 2022441565342 |
oct | 323204773420 |
9 | 81162507011 |
10 | 28354803472 |
11 | 11030602586 |
12 | 55b3b71954 |
13 | 289b596428 |
14 | 152db4b292 |
15 | b0e49d3b7 |
hex | 69a13f710 |
28354803472 has 40 divisors (see below), whose sum is σ = 58196275200. Its totient is φ = 13337190912.
The previous prime is 28354803469. The next prime is 28354803473. The reversal of 28354803472 is 27430845382.
It is not an unprimeable number, because it can be changed into a prime (28354803473) 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 7 ways as a sum of consecutive naturals, for example, 585729 + ... + 632287.
It is an arithmetic number, because the mean of its divisors is an integer number (1454906880).
Almost surely, 228354803472 is an apocalyptic number.
It is an amenable number.
28354803472 is an abundant number, since it is smaller than the sum of its proper divisors (29841471728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28354803472 is a wasteful number, since it uses less digits than its factorization.
28354803472 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48823 (or 48817 counting only the distinct ones).
The product of its (nonzero) digits is 1290240, while the sum is 46.
The spelling of 28354803472 in words is "twenty-eight billion, three hundred fifty-four million, eight hundred three thousand, four hundred seventy-two".
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