Base | Representation |
---|---|
bin | 11010011011100001… |
… | …011001111010101100 |
3 | 2201020210011001102020 |
4 | 122123201121322230 |
5 | 431110012413124 |
6 | 21012005030140 |
7 | 2023154524233 |
oct | 323341317254 |
9 | 81223131366 |
10 | 28379029164 |
11 | 11043249712 |
12 | 56000b5350 |
13 | 28a35c9065 |
14 | 1533055b1a |
15 | b11686379 |
hex | 69b859eac |
28379029164 has 24 divisors (see below), whose sum is σ = 66227117040. Its totient is φ = 9458336064.
The previous prime is 28379029141. The next prime is 28379029181. The reversal of 28379029164 is 46192097382.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 77379 + ... + 250490.
It is an arithmetic number, because the mean of its divisors is an integer number (2759463210).
Almost surely, 228379029164 is an apocalyptic number.
It is an amenable number.
28379029164 is an abundant number, since it is smaller than the sum of its proper divisors (37848087876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28379029164 is a wasteful number, since it uses less digits than its factorization.
28379029164 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 335089 (or 335087 counting only the distinct ones).
The product of its (nonzero) digits is 1306368, while the sum is 51.
The spelling of 28379029164 in words is "twenty-eight billion, three hundred seventy-nine million, twenty-nine thousand, one hundred sixty-four".
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