Base | Representation |
---|---|
bin | 11010101111101110… |
… | …011110011111010010 |
3 | 2202010101222120002200 |
4 | 122233232132133102 |
5 | 432303302000312 |
6 | 21105354224030 |
7 | 2034441654522 |
oct | 325756363722 |
9 | 82111876080 |
10 | 28718000082 |
11 | 111a7620572 |
12 | 5695725016 |
13 | 29288c0175 |
14 | 1566091682 |
15 | b312e20dc |
hex | 6afb9e7d2 |
28718000082 has 48 divisors (see below), whose sum is σ = 62420699328. Its totient is φ = 9542201760.
The previous prime is 28718000041. The next prime is 28718000147. The reversal of 28718000082 is 28000081782.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10288107 + ... + 10290897.
It is an arithmetic number, because the mean of its divisors is an integer number (1300431236).
Almost surely, 228718000082 is an apocalyptic number.
28718000082 is an abundant number, since it is smaller than the sum of its proper divisors (33702699246).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28718000082 is a wasteful number, since it uses less digits than its factorization.
With its predecessor (28718000081) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (4412).
28718000082 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4415 (or 4412 counting only the distinct ones).
The product of its (nonzero) digits is 14336, while the sum is 36.
The spelling of 28718000082 in words is "twenty-eight billion, seven hundred eighteen million, eighty-two", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •