Base | Representation |
---|---|
bin | 10001001110000… |
… | …00101111111100 |
3 | 101001210112111001 |
4 | 20213000233330 |
5 | 243434210122 |
6 | 22155540044 |
7 | 3402520510 |
oct | 1047005774 |
9 | 331715431 |
10 | 144444412 |
11 | 74598252 |
12 | 4045a624 |
13 | 23c05288 |
14 | 15280140 |
15 | ca33527 |
hex | 89c0bfc |
144444412 has 24 divisors (see below), whose sum is σ = 289183104. Its totient is φ = 61841712.
The previous prime is 144444383. The next prime is 144444431. The reversal of 144444412 is 214444441.
144444412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a nude number because it is divisible by every one of its digits.
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, 34623 + ... + 38569.
It is an arithmetic number, because the mean of its divisors is an integer number (12049296).
Almost surely, 2144444412 is an apocalyptic number.
It is an amenable number.
144444412 is an abundant number, since it is smaller than the sum of its proper divisors (144738692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144444412 is a wasteful number, since it uses less digits than its factorization.
144444412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5265 (or 5263 counting only the distinct ones).
The product of its digits is 8192, while the sum is 28.
The square root of 144444412 is about 12018.5029017761. The cubic root of 144444412 is about 524.6869329262.
Adding to 144444412 its reverse (214444441), we get a palindrome (358888853).
It can be divided in two parts, 14444441 and 2, that multiplied together give a palindrome (28888882).
The spelling of 144444412 in words is "one hundred forty-four million, four hundred forty-four thousand, four hundred twelve".
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