Base | Representation |
---|---|
bin | 10001000100000… |
… | …10110010011100 |
3 | 100222100100222012 |
4 | 20202002302130 |
5 | 243121021134 |
6 | 22112010352 |
7 | 3355454513 |
oct | 1042026234 |
9 | 328310865 |
10 | 143142044 |
11 | 73888811 |
12 | 3bb309b8 |
13 | 2386a546 |
14 | 1502167a |
15 | c8776ce |
hex | 8882c9c |
143142044 has 12 divisors (see below), whose sum is σ = 250620384. Its totient is φ = 71536224.
The previous prime is 143142019. The next prime is 143142047. The reversal of 143142044 is 440241341.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143142047) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2024 + ... + 17040.
It is an arithmetic number, because the mean of its divisors is an integer number (20885032).
Almost surely, 2143142044 is an apocalyptic number.
It is an amenable number.
143142044 is a deficient number, since it is larger than the sum of its proper divisors (107478340).
143142044 is a wasteful number, since it uses less digits than its factorization.
143142044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17404 (or 17402 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 23.
The square root of 143142044 is about 11964.1984269737. The cubic root of 143142044 is about 523.1052412737.
Adding to 143142044 its reverse (440241341), we get a palindrome (583383385).
The spelling of 143142044 in words is "one hundred forty-three million, one hundred forty-two thousand, forty-four".
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