Base | Representation |
---|---|
bin | 10001000011010… |
… | …10011000110111 |
3 | 100222011021212200 |
4 | 20201222120313 |
5 | 243104321403 |
6 | 22105515543 |
7 | 3354560241 |
oct | 1041523067 |
9 | 328137780 |
10 | 143042103 |
11 | 7381a716 |
12 | 3baa2bb3 |
13 | 23833bc9 |
14 | 14dd7091 |
15 | c857ca3 |
hex | 886a637 |
143042103 has 12 divisors (see below), whose sum is σ = 211013088. Its totient is φ = 93332160.
The previous prime is 143042099. The next prime is 143042161. The reversal of 143042103 is 301240341.
It is not a de Polignac number, because 143042103 - 22 = 143042099 is a prime.
It is a super-2 number, since 2×1430421032 = 40922086461325218, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143042173) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 168658 + ... + 169503.
It is an arithmetic number, because the mean of its divisors is an integer number (17584424).
Almost surely, 2143042103 is an apocalyptic number.
143042103 is a deficient number, since it is larger than the sum of its proper divisors (67970985).
143042103 is a wasteful number, since it uses less digits than its factorization.
143042103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 338214 (or 338211 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 143042103 is about 11960.0210284096. The cubic root of 143042103 is about 522.9834698469.
Adding to 143042103 its reverse (301240341), we get a palindrome (444282444).
The spelling of 143042103 in words is "one hundred forty-three million, forty-two thousand, one hundred three".
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