Base | Representation |
---|---|
bin | 100010000100011… |
… | …0100010011111011 |
3 | 2221200001122121022 |
4 | 1010020310103323 |
5 | 4320122141412 |
6 | 305233533055 |
7 | 40220501063 |
oct | 10410642373 |
9 | 2850048538 |
10 | 1143162107 |
11 | 53731567a |
12 | 27aa1418b |
13 | 152ab38a9 |
14 | abb763a3 |
15 | 6a55ea72 |
hex | 442344fb |
1143162107 has 16 divisors (see below), whose sum is σ = 1239014400. Its totient is φ = 1052140320.
The previous prime is 1143162091. The next prime is 1143162109. The reversal of 1143162107 is 7012613411.
It is a cyclic number.
It is not a de Polignac number, because 1143162107 - 24 = 1143162091 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1143162109) 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, 50744 + ... + 69722.
It is an arithmetic number, because the mean of its divisors is an integer number (77438400).
Almost surely, 21143162107 is an apocalyptic number.
1143162107 is a deficient number, since it is larger than the sum of its proper divisors (95852293).
1143162107 is a wasteful number, since it uses less digits than its factorization.
1143162107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19106.
The product of its (nonzero) digits is 1008, while the sum is 26.
The square root of 1143162107 is about 33810.6803687829. The cubic root of 1143162107 is about 1045.6089052979.
Adding to 1143162107 its reverse (7012613411), we get a palindrome (8155775518).
The spelling of 1143162107 in words is "one billion, one hundred forty-three million, one hundred sixty-two thousand, one hundred seven".
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