Base | Representation |
---|---|
bin | 100010001000111… |
… | …1111111010101010 |
3 | 2221211120221011012 |
4 | 1010101333322222 |
5 | 4321231201223 |
6 | 305401303522 |
7 | 40250114063 |
oct | 10421777252 |
9 | 2854527135 |
10 | 1145568938 |
11 | 538709998 |
12 | 27b794ba2 |
13 | 153447257 |
14 | ac20156a |
15 | 6a887c78 |
hex | 4447feaa |
1145568938 has 16 divisors (see below), whose sum is σ = 1809864000. Its totient is φ = 542316672.
The previous prime is 1145568937. The next prime is 1145568961. The reversal of 1145568938 is 8398655411.
It is not an unprimeable number, because it can be changed into a prime (1145568937) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63803 + ... + 79761.
It is an arithmetic number, because the mean of its divisors is an integer number (113116500).
Almost surely, 21145568938 is an apocalyptic number.
1145568938 is a deficient number, since it is larger than the sum of its proper divisors (664295062).
1145568938 is a wasteful number, since it uses less digits than its factorization.
1145568938 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17869.
The product of its digits is 1036800, while the sum is 50.
The square root of 1145568938 is about 33846.2544161093. The cubic root of 1145568938 is about 1046.3422045705.
The spelling of 1145568938 in words is "one billion, one hundred forty-five million, five hundred sixty-eight thousand, nine hundred thirty-eight".
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