Base | Representation |
---|---|
bin | 11010001001000010… |
… | …110111111000001101 |
3 | 2200110011211202002122 |
4 | 122021002313320031 |
5 | 424441133114113 |
6 | 20521132502325 |
7 | 2012401602560 |
oct | 321102677015 |
9 | 80404752078 |
10 | 28069035533 |
11 | 109a4269930 |
12 | 553431a9a5 |
13 | 285430c586 |
14 | 1503c004d7 |
15 | ae4351408 |
hex | 6890b7e0d |
28069035533 has 64 divisors (see below), whose sum is σ = 36839577600. Its totient is φ = 20748860160.
The previous prime is 28069035451. The next prime is 28069035539. The reversal of 28069035533 is 33553096082.
It is a happy number.
It is not a de Polignac number, because 28069035533 - 216 = 28068969997 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28069035539) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 49855910 + ... + 49856472.
It is an arithmetic number, because the mean of its divisors is an integer number (575618400).
Almost surely, 228069035533 is an apocalyptic number.
It is an amenable number.
28069035533 is a deficient number, since it is larger than the sum of its proper divisors (8770542067).
28069035533 is a wasteful number, since it uses less digits than its factorization.
28069035533 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 962.
The product of its (nonzero) digits is 583200, while the sum is 44.
The spelling of 28069035533 in words is "twenty-eight billion, sixty-nine million, thirty-five thousand, five hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •