Base | Representation |
---|---|
bin | 100001100111100… |
… | …1001000111101010 |
3 | 2220121121112001212 |
4 | 1003033021013222 |
5 | 4302234333421 |
6 | 303533513122 |
7 | 36645131030 |
oct | 10317110752 |
9 | 2817545055 |
10 | 1128042986 |
11 | 529829434 |
12 | 2759427a2 |
13 | 14c91bc75 |
14 | a9b5c550 |
15 | 69074e5b |
hex | 433c91ea |
1128042986 has 32 divisors (see below), whose sum is σ = 2005344000. Its totient is φ = 465639552.
The previous prime is 1128042983. The next prime is 1128042997. The reversal of 1128042986 is 6892408211.
It is not an unprimeable number, because it can be changed into a prime (1128042983) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175070 + ... + 181398.
It is an arithmetic number, because the mean of its divisors is an integer number (62667000).
Almost surely, 21128042986 is an apocalyptic number.
1128042986 is a deficient number, since it is larger than the sum of its proper divisors (877301014).
1128042986 is a wasteful number, since it uses less digits than its factorization.
1128042986 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6806.
The product of its (nonzero) digits is 55296, while the sum is 41.
The square root of 1128042986 is about 33586.3511861589. The cubic root of 1128042986 is about 1040.9787956037.
The spelling of 1128042986 in words is "one billion, one hundred twenty-eight million, forty-two thousand, nine hundred eighty-six".
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