Base | Representation |
---|---|
bin | 1101000000010111101101… |
… | …00011111000010001100011 |
3 | 10202021010200012000001222110 |
4 | 12200023312203320101203 |
5 | 12222040324341414233 |
6 | 140454401043010403 |
7 | 6011166243125511 |
oct | 640136643702143 |
9 | 122233605001873 |
10 | 28600028857443 |
11 | 912722776389a |
12 | 325aa63969a03 |
13 | 12c5c817ca2b4 |
14 | 70c36a9334b1 |
15 | 348e44469663 |
hex | 1a02f68f8463 |
28600028857443 has 16 divisors (see below), whose sum is σ = 40029616037376. Its totient is φ = 18128491772160.
The previous prime is 28600028857297. The next prime is 28600028857447. The reversal of 28600028857443 is 34475882000682.
It is not a de Polignac number, because 28600028857443 - 210 = 28600028856419 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28600028857447) 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, 1240985998 + ... + 1241009043.
It is an arithmetic number, because the mean of its divisors is an integer number (2501851002336).
Almost surely, 228600028857443 is an apocalyptic number.
28600028857443 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
28600028857443 is a deficient number, since it is larger than the sum of its proper divisors (11429587179933).
28600028857443 is a wasteful number, since it uses less digits than its factorization.
28600028857443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2481995234.
The product of its (nonzero) digits is 20643840, while the sum is 57.
The spelling of 28600028857443 in words is "twenty-eight trillion, six hundred billion, twenty-eight million, eight hundred fifty-seven thousand, four hundred forty-three".
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