Base | Representation |
---|---|
bin | 1111010000110… |
… | …10001111101000 |
3 | 22220220210022102 |
4 | 13220122033220 |
5 | 230234040033 |
6 | 20412112532 |
7 | 3113161202 |
oct | 750321750 |
9 | 286823272 |
10 | 128033768 |
11 | 662a9735 |
12 | 36a65748 |
13 | 206aa835 |
14 | 1300b772 |
15 | b390de8 |
hex | 7a1a3e8 |
128033768 has 16 divisors (see below), whose sum is σ = 240408000. Its totient is φ = 63924976.
The previous prime is 128033707. The next prime is 128033797. The reversal of 128033768 is 867330821.
It is a happy number.
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, 5378 + ... + 16881.
It is an arithmetic number, because the mean of its divisors is an integer number (15025500).
Almost surely, 2128033768 is an apocalyptic number.
It is an amenable number.
128033768 is a deficient number, since it is larger than the sum of its proper divisors (112374232).
128033768 is a wasteful number, since it uses less digits than its factorization.
128033768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22984 (or 22980 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 38.
The square root of 128033768 is about 11315.2007494344. The cubic root of 128033768 is about 504.0127337843.
The spelling of 128033768 in words is "one hundred twenty-eight million, thirty-three thousand, seven hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •