Base | Representation |
---|---|
bin | 100010000110110… |
… | …1001111000111110 |
3 | 2221202110002000120 |
4 | 1010031221320332 |
5 | 4320433231032 |
6 | 305321035410 |
7 | 40234332012 |
oct | 10415517076 |
9 | 2852402016 |
10 | 1144430142 |
11 | 538001339 |
12 | 27b325b66 |
13 | 153138acb |
14 | abdc6542 |
15 | 6a71062c |
hex | 44369e3e |
1144430142 has 16 divisors (see below), whose sum is σ = 2289330192. Its totient is φ = 381398400.
The previous prime is 1144430129. The next prime is 1144430167. The reversal of 1144430142 is 2410344411.
1144430142 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17478 + ... + 50934.
It is an arithmetic number, because the mean of its divisors is an integer number (143083137).
Almost surely, 21144430142 is an apocalyptic number.
1144430142 is an abundant number, since it is smaller than the sum of its proper divisors (1144900050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1144430142 is a wasteful number, since it uses less digits than its factorization.
1144430142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39163.
The product of its (nonzero) digits is 1536, while the sum is 24.
The square root of 1144430142 is about 33829.4271603880. The cubic root of 1144430142 is about 1045.9953709761.
Adding to 1144430142 its reverse (2410344411), we get a palindrome (3554774553).
The spelling of 1144430142 in words is "one billion, one hundred forty-four million, four hundred thirty thousand, one hundred forty-two".
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