Base | Representation |
---|---|
bin | 10001000100110… |
… | …01010001011110 |
3 | 100222112001022020 |
4 | 20202121101132 |
5 | 243131443032 |
6 | 22114001010 |
7 | 3356320152 |
oct | 1042312136 |
9 | 328461266 |
10 | 143234142 |
11 | 73940a27 |
12 | 3bb76166 |
13 | 238a043c |
14 | 15047062 |
15 | c894b2c |
hex | 889945e |
143234142 has 8 divisors (see below), whose sum is σ = 286468296. Its totient is φ = 47744712.
The previous prime is 143234111. The next prime is 143234153. The reversal of 143234142 is 241432341.
It is a sphenic number, since it is the product of 3 distinct primes.
143234142 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11936173 + ... + 11936184.
It is an arithmetic number, because the mean of its divisors is an integer number (35808537).
Almost surely, 2143234142 is an apocalyptic number.
143234142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143234142 is a wasteful number, since it uses less digits than its factorization.
143234142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23872362.
The product of its digits is 2304, while the sum is 24.
The square root of 143234142 is about 11968.0467077966. The cubic root of 143234142 is about 523.2174063568.
Adding to 143234142 its reverse (241432341), we get a palindrome (384666483).
The spelling of 143234142 in words is "one hundred forty-three million, two hundred thirty-four thousand, one hundred forty-two".
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