Base | Representation |
---|---|
bin | 1001100111100… |
… | …1101101111001 |
3 | 2210220201011120 |
4 | 2121321231321 |
5 | 40312010231 |
6 | 4000415453 |
7 | 666631164 |
oct | 231715571 |
9 | 83821146 |
10 | 40344441 |
11 | 20856415 |
12 | 11617589 |
13 | 8487567 |
14 | 5502adb |
15 | 381dd96 |
hex | 2679b79 |
40344441 has 4 divisors (see below), whose sum is σ = 53792592. Its totient is φ = 26896292.
The previous prime is 40344439. The next prime is 40344443. The reversal of 40344441 is 14444304.
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 an interprime number because it is at equal distance from previous prime (40344439) and next prime (40344443).
It is a cyclic number.
It is not a de Polignac number, because 40344441 - 21 = 40344439 is a prime.
It is not an unprimeable number, because it can be changed into a prime (40344443) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6724071 + ... + 6724076.
It is an arithmetic number, because the mean of its divisors is an integer number (13448148).
Almost surely, 240344441 is an apocalyptic number.
It is an amenable number.
40344441 is a deficient number, since it is larger than the sum of its proper divisors (13448151).
40344441 is a wasteful number, since it uses less digits than its factorization.
40344441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13448150.
The product of its (nonzero) digits is 3072, while the sum is 24.
The square root of 40344441 is about 6351.7274028409. The cubic root of 40344441 is about 342.9740281286.
Adding to 40344441 its reverse (14444304), we get a palindrome (54788745).
It can be divided in two parts, 403 and 44441, that added together give a palindrome (44844).
The spelling of 40344441 in words is "forty million, three hundred forty-four thousand, four hundred forty-one".
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