Base | Representation |
---|---|
bin | 10110111000111101… |
… | …00010110010100101 |
3 | 1011201102210021100001 |
4 | 23130132202302211 |
5 | 200131431211213 |
6 | 5351230221301 |
7 | 613350113101 |
oct | 133436426245 |
9 | 34642707301 |
10 | 12288928933 |
11 | 5236864216 |
12 | 246b654831 |
13 | 120ac873a8 |
14 | 84814c901 |
15 | 4bdce41dd |
hex | 2dc7a2ca5 |
12288928933 has 8 divisors (see below), whose sum is σ = 12417984152. Its totient is φ = 12159922176.
The previous prime is 12288928877. The next prime is 12288928937. The reversal of 12288928933 is 33982988221.
It can be written as a sum of positive squares in 4 ways, for example, as 650403009 + 11638525924 = 25503^2 + 107882^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12288928933 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 (12288928937) 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, 740341 + ... + 756757.
It is an arithmetic number, because the mean of its divisors is an integer number (1552248019).
Almost surely, 212288928933 is an apocalyptic number.
It is an amenable number.
12288928933 is a deficient number, since it is larger than the sum of its proper divisors (129055219).
12288928933 is an equidigital number, since it uses as much as digits as its factorization.
12288928933 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24231.
The product of its digits is 2985984, while the sum is 55.
The spelling of 12288928933 in words is "twelve billion, two hundred eighty-eight million, nine hundred twenty-eight thousand, nine hundred thirty-three".
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