Base | Representation |
---|---|
bin | 11010011100101100… |
… | …111110100001001010 |
3 | 2201022011102112121112 |
4 | 122130230332201022 |
5 | 431130100334012 |
6 | 21013553410322 |
7 | 2023515104360 |
oct | 323454764112 |
9 | 81264375545 |
10 | 28398839882 |
11 | 1105344a806 |
12 | 56068699a2 |
13 | 28a774428a |
14 | 1535931630 |
15 | b1329b122 |
hex | 69cb3e84a |
28398839882 has 8 divisors (see below), whose sum is σ = 48683725536. Its totient is φ = 12170931372.
The previous prime is 28398839849. The next prime is 28398839897. The reversal of 28398839882 is 28893889382.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1014244268 + ... + 1014244295.
It is an arithmetic number, because the mean of its divisors is an integer number (6085465692).
Almost surely, 228398839882 is an apocalyptic number.
28398839882 is a deficient number, since it is larger than the sum of its proper divisors (20284885654).
28398839882 is a wasteful number, since it uses less digits than its factorization.
28398839882 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2028488572.
The product of its digits is 95551488, while the sum is 68.
The spelling of 28398839882 in words is "twenty-eight billion, three hundred ninety-eight million, eight hundred thirty-nine thousand, eight hundred eighty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •