Base | Representation |
---|---|
bin | 1100110111101000111100… |
… | …11111011000110101010000 |
3 | 10201012110101012211221200012 |
4 | 12123310132133120311100 |
5 | 12202132001032324000 |
6 | 140104510341414052 |
7 | 5650416434655611 |
oct | 633643637306520 |
9 | 121173335757605 |
10 | 28300051058000 |
11 | 9020a91050167 |
12 | 32108a5a0a328 |
13 | 12a38b6472617 |
14 | 6dba3072dc08 |
15 | 341238be3735 |
hex | 19bd1e7d8d50 |
28300051058000 has 40 divisors (see below), whose sum is σ = 68429523463080. Its totient is φ = 11320020422400.
The previous prime is 28300051057981. The next prime is 28300051058003. The reversal of 28300051058000 is 85015000382.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 2088845840656 + 26211205217344 = 1445284^2 + 5119688^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28300051058003) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7075010765 + ... + 7075014764.
It is an arithmetic number, because the mean of its divisors is an integer number (1710738086577).
Almost surely, 228300051058000 is an apocalyptic number.
28300051058000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
28300051058000 is an abundant number, since it is smaller than the sum of its proper divisors (40129472405080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28300051058000 is a wasteful number, since it uses less digits than its factorization.
28300051058000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14150025552 (or 14150025536 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 32.
Adding to 28300051058000 its reverse (85015000382), we get a palindrome (28385066058382).
The spelling of 28300051058000 in words is "twenty-eight trillion, three hundred billion, fifty-one million, fifty-eight thousand".
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