Base | Representation |
---|---|
bin | 1001100010011… |
… | …0001110001001 |
3 | 2210021100000220 |
4 | 2120212032021 |
5 | 40220034231 |
6 | 3545220253 |
7 | 664005123 |
oct | 230461611 |
9 | 83240026 |
10 | 40002441 |
11 | 20642476 |
12 | 11491689 |
13 | 83979ab |
14 | 5454213 |
15 | 37a2896 |
hex | 2626389 |
40002441 has 4 divisors (see below), whose sum is σ = 53336592. Its totient is φ = 26668292.
The previous prime is 40002437. The next prime is 40002463. The reversal of 40002441 is 14420004.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 40002441 - 22 = 40002437 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 40002441.
It is not an unprimeable number, because it can be changed into a prime (40002421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6667071 + ... + 6667076.
It is an arithmetic number, because the mean of its divisors is an integer number (13334148).
Almost surely, 240002441 is an apocalyptic number.
It is an amenable number.
40002441 is a deficient number, since it is larger than the sum of its proper divisors (13334151).
40002441 is a wasteful number, since it uses less digits than its factorization.
40002441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13334150.
The product of its (nonzero) digits is 128, while the sum is 15.
The square root of 40002441 is about 6324.7482953869. The cubic root of 40002441 is about 342.0021459460.
Adding to 40002441 its reverse (14420004), we get a palindrome (54422445).
It can be divided in two parts, 400024 and 41, that added together give a triangular number (400065 = T894).
The spelling of 40002441 in words is "forty million, two thousand, four hundred forty-one".
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