Base | Representation |
---|---|
bin | 1001100010011… |
… | …0011101110001 |
3 | 2210021101101221 |
4 | 2120212131301 |
5 | 40220102231 |
6 | 3545225041 |
7 | 664011052 |
oct | 230463561 |
9 | 83241357 |
10 | 40003441 |
11 | 206431a5 |
12 | 11492181 |
13 | 839829a |
14 | 5454729 |
15 | 37a2d11 |
hex | 2626771 |
40003441 has 8 divisors (see below), whose sum is σ = 41538600. Its totient is φ = 38478720.
The previous prime is 40003409. The next prime is 40003451. The reversal of 40003441 is 14430004.
40003441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 22363441 + 17640000 = 4729^2 + 4200^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 40003441 - 25 = 40003409 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (40003451) by changing a digit.
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, 5695 + ... + 10603.
It is an arithmetic number, because the mean of its divisors is an integer number (5192325).
Almost surely, 240003441 is an apocalyptic number.
It is an amenable number.
40003441 is a deficient number, since it is larger than the sum of its proper divisors (1535159).
40003441 is a wasteful number, since it uses less digits than its factorization.
40003441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5219.
The product of its (nonzero) digits is 192, while the sum is 16.
The square root of 40003441 is about 6324.8273494223. The cubic root of 40003441 is about 342.0049957662.
Adding to 40003441 its reverse (14430004), we get a palindrome (54433445).
The spelling of 40003441 in words is "forty million, three thousand, four hundred forty-one".
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