Base | Representation |
---|---|
bin | 1100110000100000000000… |
… | …00111110111111111100101 |
3 | 10200100000011021001210221001 |
4 | 12120100000013313333211 |
5 | 12134122040440114304 |
6 | 135400055254353301 |
7 | 5623613216100445 |
oct | 630200007677745 |
9 | 120300137053831 |
10 | 28054728441829 |
11 | 8a36a41902691 |
12 | 319123b95b831 |
13 | 128671b45638b |
14 | 6cdbdb200125 |
15 | 339b7b855da4 |
hex | 1984001f7fe5 |
28054728441829 has 16 divisors (see below), whose sum is σ = 30668399055360. Its totient is φ = 25548388462080.
The previous prime is 28054728441763. The next prime is 28054728441851. The reversal of 28054728441829 is 92814482745082.
It is a cyclic number.
It is not a de Polignac number, because 28054728441829 - 213 = 28054728433637 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28054728741829) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1351944 + ... + 7611649.
It is an arithmetic number, because the mean of its divisors is an integer number (1916774940960).
Almost surely, 228054728441829 is an apocalyptic number.
It is an amenable number.
28054728441829 is a deficient number, since it is larger than the sum of its proper divisors (2613670613531).
28054728441829 is a wasteful number, since it uses less digits than its factorization.
28054728441829 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8969580.
The product of its (nonzero) digits is 82575360, while the sum is 64.
The spelling of 28054728441829 in words is "twenty-eight trillion, fifty-four billion, seven hundred twenty-eight million, four hundred forty-one thousand, eight hundred twenty-nine".
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