Base | Representation |
---|---|
bin | 10001000100000… |
… | …10010101101011 |
3 | 100222100021110000 |
4 | 20202002111223 |
5 | 243120441303 |
6 | 22111554043 |
7 | 3355446243 |
oct | 1042022553 |
9 | 328307400 |
10 | 143140203 |
11 | 73887398 |
12 | 3bb2b923 |
13 | 2386975b |
14 | 15020b23 |
15 | c876da3 |
hex | 888256b |
143140203 has 20 divisors (see below), whose sum is σ = 215404200. Its totient is φ = 94722912.
The previous prime is 143140183. The next prime is 143140229. The reversal of 143140203 is 302041341.
It is not a de Polignac number, because 143140203 - 26 = 143140139 is a prime.
It is not an unprimeable number, because it can be changed into a prime (143140273) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4648 + ... + 17546.
It is an arithmetic number, because the mean of its divisors is an integer number (10770210).
Almost surely, 2143140203 is an apocalyptic number.
143140203 is a deficient number, since it is larger than the sum of its proper divisors (72263997).
143140203 is a wasteful number, since it uses less digits than its factorization.
143140203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13048 (or 13039 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 143140203 is about 11964.1214888516. The cubic root of 143140203 is about 523.1029986507.
Adding to 143140203 its reverse (302041341), we get a palindrome (445181544).
The spelling of 143140203 in words is "one hundred forty-three million, one hundred forty thousand, two hundred three".
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