Base | Representation |
---|---|
bin | 100001100111100… |
… | …0000110000110011 |
3 | 2220121112210010001 |
4 | 1003033000300303 |
5 | 4302232240010 |
6 | 303533050431 |
7 | 36644626156 |
oct | 10317006063 |
9 | 2817483101 |
10 | 1128008755 |
11 | 529805745 |
12 | 275926a17 |
13 | 14c909503 |
14 | a9b4dc9d |
15 | 69069c3a |
hex | 433c0c33 |
1128008755 has 16 divisors (see below), whose sum is σ = 1364428800. Its totient is φ = 895222240.
The previous prime is 1128008747. The next prime is 1128008771. The reversal of 1128008755 is 5578008211.
It is not a de Polignac number, because 1128008755 - 23 = 1128008747 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 398736 + ... + 401554.
It is an arithmetic number, because the mean of its divisors is an integer number (85276800).
Almost surely, 21128008755 is an apocalyptic number.
1128008755 is a deficient number, since it is larger than the sum of its proper divisors (236420045).
1128008755 is a wasteful number, since it uses less digits than its factorization.
1128008755 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3434.
The product of its (nonzero) digits is 22400, while the sum is 37.
The square root of 1128008755 is about 33585.8415854062. The cubic root of 1128008755 is about 1040.9682658319.
The spelling of 1128008755 in words is "one billion, one hundred twenty-eight million, eight thousand, seven hundred fifty-five".
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