Base | Representation |
---|---|
bin | 10001000100100… |
… | …01101011100010 |
3 | 100222110110122101 |
4 | 20202101223202 |
5 | 243124444132 |
6 | 22113201014 |
7 | 3356130403 |
oct | 1042215342 |
9 | 328413571 |
10 | 143203042 |
11 | 7391a624 |
12 | 3bb6016a |
13 | 2388c238 |
14 | 150399aa |
15 | c88a7e7 |
hex | 8891ae2 |
143203042 has 8 divisors (see below), whose sum is σ = 214936236. Its totient is φ = 71557632.
The previous prime is 143203013. The next prime is 143203079. The reversal of 143203042 is 240302341.
It can be written as a sum of positive squares in 2 ways, for example, as 128618281 + 14584761 = 11341^2 + 3819^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1432030422 = 41014222476107528, which contains 22 as substring.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 17703 + ... + 24490.
Almost surely, 2143203042 is an apocalyptic number.
143203042 is a deficient number, since it is larger than the sum of its proper divisors (71733194).
143203042 is a wasteful number, since it uses less digits than its factorization.
143203042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43892.
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 143203042 is about 11966.7473442034. The cubic root of 143203042 is about 523.1795354066.
Adding to 143203042 its reverse (240302341), we get a palindrome (383505383).
The spelling of 143203042 in words is "one hundred forty-three million, two hundred three thousand, forty-two".
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