Base | Representation |
---|---|
bin | 11010110010110000… |
… | …011100000011011100 |
3 | 2202020221122210122110 |
4 | 122302300130003130 |
5 | 432404311033134 |
6 | 21114412114020 |
7 | 2035630104501 |
oct | 326260340334 |
9 | 82227583573 |
10 | 28768846044 |
11 | 11223299924 |
12 | 56aa765910 |
13 | 29362b3633 |
14 | 156cb294a8 |
15 | b359d77e9 |
hex | 6b2c1c0dc |
28768846044 has 24 divisors (see below), whose sum is σ = 67539136000. Its totient is φ = 9530782704.
The previous prime is 28768846031. The next prime is 28768846061. The reversal of 28768846044 is 44064886782.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7352044 + ... + 7355955.
Almost surely, 228768846044 is an apocalyptic number.
It is an amenable number.
28768846044 is an abundant number, since it is smaller than the sum of its proper divisors (38770289956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28768846044 is a wasteful number, since it uses less digits than its factorization.
28768846044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14708169 (or 14708167 counting only the distinct ones).
The product of its (nonzero) digits is 16515072, while the sum is 57.
The spelling of 28768846044 in words is "twenty-eight billion, seven hundred sixty-eight million, eight hundred forty-six thousand, forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •