Base | Representation |
---|---|
bin | 10001000100000… |
… | …10110101000110 |
3 | 100222100101012111 |
4 | 20202002311012 |
5 | 243121022324 |
6 | 22112011234 |
7 | 3355455145 |
oct | 1042026506 |
9 | 328311174 |
10 | 143142214 |
11 | 73888956 |
12 | 3bb30b1a |
13 | 2386a647 |
14 | 1502175c |
15 | c877794 |
hex | 8882d46 |
143142214 has 8 divisors (see below), whose sum is σ = 216154800. Its totient is φ = 71090616.
The previous prime is 143142211. The next prime is 143142253. The reversal of 143142214 is 412241341.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (143142211) 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, 239874 + ... + 240469.
It is an arithmetic number, because the mean of its divisors is an integer number (27019350).
Almost surely, 2143142214 is an apocalyptic number.
143142214 is a deficient number, since it is larger than the sum of its proper divisors (73012586).
143142214 is a wasteful number, since it uses less digits than its factorization.
143142214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 480494.
The product of its digits is 768, while the sum is 22.
The square root of 143142214 is about 11964.2055315010. The cubic root of 143142214 is about 523.1054483590.
Adding to 143142214 its reverse (412241341), we get a palindrome (555383555).
The spelling of 143142214 in words is "one hundred forty-three million, one hundred forty-two thousand, two hundred fourteen".
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