Base | Representation |
---|---|
bin | 11010100111000110… |
… | …011010111000001010 |
3 | 2201202022200002221101 |
4 | 122213012122320022 |
5 | 432004230004202 |
6 | 21043144332014 |
7 | 2031033613402 |
oct | 324706327012 |
9 | 81668602841 |
10 | 28573281802 |
11 | 1113296658a |
12 | 565517400a |
13 | 2904920350 |
14 | 1550b7d802 |
15 | b23757887 |
hex | 6a719ae0a |
28573281802 has 16 divisors (see below), whose sum is σ = 47138902272. Its totient is φ = 12907079280.
The previous prime is 28573281713. The next prime is 28573281859. The reversal of 28573281802 is 20818237582.
It is an unprimeable number.
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, 11689974 + ... + 11692417.
It is an arithmetic number, because the mean of its divisors is an integer number (2946181392).
Almost surely, 228573281802 is an apocalyptic number.
28573281802 is a deficient number, since it is larger than the sum of its proper divisors (18565620470).
28573281802 is a wasteful number, since it uses less digits than its factorization.
28573281802 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23382453.
The product of its (nonzero) digits is 430080, while the sum is 46.
The spelling of 28573281802 in words is "twenty-eight billion, five hundred seventy-three million, two hundred eighty-one thousand, eight hundred two".
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