Base | Representation |
---|---|
bin | 11010001010111011… |
… | …000000100111000000 |
3 | 2200112101002202102122 |
4 | 122022323000213000 |
5 | 430022213403301 |
6 | 20524215503412 |
7 | 2013233360201 |
oct | 321273004700 |
9 | 80471082378 |
10 | 28100528576 |
11 | 10a1001a03a |
12 | 5542987b68 |
13 | 285a9b8003 |
14 | 150807b5a8 |
15 | ae6ec281b |
hex | 68aec09c0 |
28100528576 has 56 divisors (see below), whose sum is σ = 60192940320. Its totient is φ = 12975936512.
The previous prime is 28100528551. The next prime is 28100528579. The reversal of 28100528576 is 67582500182.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28100528579) 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, 286451 + ... + 371826.
Almost surely, 228100528576 is an apocalyptic number.
It is an amenable number.
28100528576 is an abundant number, since it is smaller than the sum of its proper divisors (32092411744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28100528576 is a wasteful number, since it uses less digits than its factorization.
28100528576 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 658341 (or 658331 counting only the distinct ones).
The product of its (nonzero) digits is 268800, while the sum is 44.
The spelling of 28100528576 in words is "twenty-eight billion, one hundred million, five hundred twenty-eight thousand, five hundred seventy-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •