Base | Representation |
---|---|
bin | 1100111010000101000110… |
… | …01000100101011101110110 |
3 | 10201111110202110100112112202 |
4 | 12131002203020211131312 |
5 | 12210020141443010130 |
6 | 140211212544344502 |
7 | 5656445012161664 |
oct | 635024310453566 |
9 | 121443673315482 |
10 | 28383880828790 |
11 | 9053599841773 |
12 | 3224ba0315132 |
13 | 12ab785b663a6 |
14 | 701b03d89c34 |
15 | 3434e350e145 |
hex | 19d0a3225776 |
28383880828790 has 16 divisors (see below), whose sum is σ = 51853537515312. Its totient is φ = 11184096326304.
The previous prime is 28383880828727. The next prime is 28383880828817. The reversal of 28383880828790 is 9782808838382.
It is a congruent number.
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, 21181999949 + ... + 21182001288.
It is an arithmetic number, because the mean of its divisors is an integer number (3240846094707).
Almost surely, 228383880828790 is an apocalyptic number.
28383880828790 is a deficient number, since it is larger than the sum of its proper divisors (23469656686522).
28383880828790 is a wasteful number, since it uses less digits than its factorization.
28383880828790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42364001311.
The product of its (nonzero) digits is 594542592, while the sum is 74.
The spelling of 28383880828790 in words is "twenty-eight trillion, three hundred eighty-three billion, eight hundred eighty million, eight hundred twenty-eight thousand, seven hundred ninety".
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