Base | Representation |
---|---|
bin | 10001001100001… |
… | …11110011000110 |
3 | 101001100200111102 |
4 | 20212013303012 |
5 | 243404224032 |
6 | 22150540102 |
7 | 3400526435 |
oct | 1046076306 |
9 | 331320442 |
10 | 144211142 |
11 | 74448a69 |
12 | 40367632 |
13 | 23b5304a |
14 | 1521d11c |
15 | c9d9362 |
hex | 8987cc6 |
144211142 has 16 divisors (see below), whose sum is σ = 225838800. Its totient is φ = 68977440.
The previous prime is 144211129. The next prime is 144211183. The reversal of 144211142 is 241112441.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5084 + ... + 17727.
It is an arithmetic number, because the mean of its divisors is an integer number (14114925).
Almost surely, 2144211142 is an apocalyptic number.
144211142 is a deficient number, since it is larger than the sum of its proper divisors (81627658).
144211142 is a wasteful number, since it uses less digits than its factorization.
144211142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22951.
The product of its digits is 256, while the sum is 20.
The square root of 144211142 is about 12008.7943608008. The cubic root of 144211142 is about 524.4043336325.
Adding to 144211142 its reverse (241112441), we get a palindrome (385323583).
The spelling of 144211142 in words is "one hundred forty-four million, two hundred eleven thousand, one hundred forty-two".
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