Base | Representation |
---|---|
bin | 11010100000010000… |
… | …001111110101001100 |
3 | 2201110022112101201101 |
4 | 122200100033311030 |
5 | 431240323324414 |
6 | 21023522352444 |
7 | 2025140362120 |
oct | 324020176514 |
9 | 81408471641 |
10 | 28458417484 |
11 | 110840422a2 |
12 | 56227bb724 |
13 | 28b6ba3bb3 |
14 | 153d7dd580 |
15 | b18618a74 |
hex | 6a040fd4c |
28458417484 has 24 divisors (see below), whose sum is σ = 57205764000. Its totient is φ = 12134551296.
The previous prime is 28458417419. The next prime is 28458417499. The reversal of 28458417484 is 48471485482.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2574109 + ... + 2585140.
It is an arithmetic number, because the mean of its divisors is an integer number (2383573500).
Almost surely, 228458417484 is an apocalyptic number.
It is an amenable number.
28458417484 is an abundant number, since it is smaller than the sum of its proper divisors (28747346516).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28458417484 is a wasteful number, since it uses less digits than its factorization.
28458417484 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5159457 (or 5159455 counting only the distinct ones).
The product of its digits is 9175040, while the sum is 55.
The spelling of 28458417484 in words is "twenty-eight billion, four hundred fifty-eight million, four hundred seventeen thousand, four hundred eighty-four".
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