Base | Representation |
---|---|
bin | 1101000111110010010100… |
… | …00011011100000001100010 |
3 | 10210011111100220101220120210 |
4 | 12203321022003130001202 |
5 | 12240224144133202410 |
6 | 141211421021514550 |
7 | 6035456440131516 |
oct | 643711203340142 |
9 | 123144326356523 |
10 | 28854832709730 |
11 | 92152a19033a5 |
12 | 32a0315112a56 |
13 | 1313ccabac021 |
14 | 71a81d348146 |
15 | 3508a8d92220 |
hex | 1a3e4a0dc062 |
28854832709730 has 32 divisors (see below), whose sum is σ = 71639584660800. Its totient is φ = 7429290260672.
The previous prime is 28854832709669. The next prime is 28854832709737. The reversal of 28854832709730 is 3790723845882.
It is not an unprimeable number, because it can be changed into a prime (28854832709737) 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 15 ways as a sum of consecutive naturals, for example, 16583236320 + ... + 16583238059.
It is an arithmetic number, because the mean of its divisors is an integer number (2238737020650).
Almost surely, 228854832709730 is an apocalyptic number.
28854832709730 is an abundant number, since it is smaller than the sum of its proper divisors (42784751951070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28854832709730 is a wasteful number, since it uses less digits than its factorization.
28854832709730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33166474418.
The product of its (nonzero) digits is 162570240, while the sum is 66.
The spelling of 28854832709730 in words is "twenty-eight trillion, eight hundred fifty-four billion, eight hundred thirty-two million, seven hundred nine thousand, seven hundred thirty".
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