Base | Representation |
---|---|
bin | 101011000010010… |
… | …0010101111010001 |
3 | 10201122012101201222 |
4 | 1112010202233101 |
5 | 10424133001231 |
6 | 355142334425 |
7 | 50533031126 |
oct | 12604425721 |
9 | 3648171658 |
10 | 1444031441 |
11 | 681133216 |
12 | 34372a415 |
13 | 1a0227298 |
14 | d9ad474d |
15 | 86b9127b |
hex | 56122bd1 |
1444031441 has 16 divisors (see below), whose sum is σ = 1498176000. Its totient is φ = 1391208000.
The previous prime is 1444031437. The next prime is 1444031443. The reversal of 1444031441 is 1441304441.
It is a cyclic number.
It is not a de Polignac number, because 1444031441 - 22 = 1444031437 is a prime.
It is a super-3 number, since 3×14440314413 (a number of 28 digits) contains 333 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 1444031441.
It is not an unprimeable number, because it can be changed into a prime (1444031443) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 565235 + ... + 567783.
It is an arithmetic number, because the mean of its divisors is an integer number (93636000).
Almost surely, 21444031441 is an apocalyptic number.
It is an amenable number.
1444031441 is a deficient number, since it is larger than the sum of its proper divisors (54144559).
1444031441 is a wasteful number, since it uses less digits than its factorization.
1444031441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2800.
The product of its (nonzero) digits is 3072, while the sum is 26.
The square root of 1444031441 is about 38000.4136951165. The cubic root of 1444031441 is about 1130.2960669907.
Adding to 1444031441 its reverse (1441304441), we get a palindrome (2885335882).
The spelling of 1444031441 in words is "one billion, four hundred forty-four million, thirty-one thousand, four hundred forty-one".
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