Base | Representation |
---|---|
bin | 11010010011111… |
… | …110100001011001 |
3 | 1010202122200221010 |
4 | 122103332201121 |
5 | 1401002210231 |
6 | 111445404133 |
7 | 13640134014 |
oct | 3223764131 |
9 | 1122580833 |
10 | 441444441 |
11 | 207202819 |
12 | 103a09649 |
13 | 705c2739 |
14 | 428b237b |
15 | 28b4d546 |
hex | 1a4fe859 |
441444441 has 16 divisors (see below), whose sum is σ = 602888000. Its totient is φ = 287229888.
The previous prime is 441444427. The next prime is 441444449. The reversal of 441444441 is 144444144.
It is not a de Polignac number, because 441444441 - 210 = 441443417 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 441444399 and 441444408.
It is not an unprimeable number, because it can be changed into a prime (441444449) 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, 11835 + ... + 31983.
It is an arithmetic number, because the mean of its divisors is an integer number (37680500).
Almost surely, 2441444441 is an apocalyptic number.
It is an amenable number.
441444441 is a deficient number, since it is larger than the sum of its proper divisors (161443559).
441444441 is a wasteful number, since it uses less digits than its factorization.
441444441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20328.
The product of its digits is 16384, while the sum is 30.
The square root of 441444441 is about 21010.5792637899. The cubic root of 441444441 is about 761.4218770608.
Adding to 441444441 its reverse (144444144), we get a palindrome (585888585).
The spelling of 441444441 in words is "four hundred forty-one million, four hundred forty-four thousand, four hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.178 sec. • engine limits •