Base | Representation |
---|---|
bin | 11010110101011001… |
… | …000001001010011001 |
3 | 2202101000210222221012 |
4 | 122311121001022121 |
5 | 433002114210413 |
6 | 21123031223305 |
7 | 2040004532630 |
oct | 326531011231 |
9 | 82330728835 |
10 | 28813038233 |
11 | 112462330a1 |
12 | 5701517b35 |
13 | 29424b7365 |
14 | 1574950517 |
15 | b398167a8 |
hex | 6b5641299 |
28813038233 has 8 divisors (see below), whose sum is σ = 32931961920. Its totient is φ = 24694808400.
The previous prime is 28813038227. The next prime is 28813038277. The reversal of 28813038233 is 33283031882.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 28813038233 - 214 = 28813021849 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28813038283) 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, 81203 + ... + 253416.
It is an arithmetic number, because the mean of its divisors is an integer number (4116495240).
Almost surely, 228813038233 is an apocalyptic number.
It is an amenable number.
28813038233 is a deficient number, since it is larger than the sum of its proper divisors (4118923687).
28813038233 is a wasteful number, since it uses less digits than its factorization.
28813038233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 346927.
The product of its (nonzero) digits is 165888, while the sum is 41.
The spelling of 28813038233 in words is "twenty-eight billion, eight hundred thirteen million, thirty-eight thousand, two hundred thirty-three".
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