Base | Representation |
---|---|
bin | 1001100111100… |
… | …1100111100001 |
3 | 2210220200121110 |
4 | 2121321213201 |
5 | 40312002113 |
6 | 4000413533 |
7 | 666630042 |
oct | 231714741 |
9 | 83820543 |
10 | 40344033 |
11 | 20856084 |
12 | 116172a9 |
13 | 8487312 |
14 | 55028c9 |
15 | 381dbc3 |
hex | 26799e1 |
40344033 has 4 divisors (see below), whose sum is σ = 53792048. Its totient is φ = 26896020.
The previous prime is 40343999. The next prime is 40344037. The reversal of 40344033 is 33044304.
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 not a de Polignac number, because 40344033 - 26 = 40343969 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (40344037) 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, 6724003 + ... + 6724008.
It is an arithmetic number, because the mean of its divisors is an integer number (13448012).
Almost surely, 240344033 is an apocalyptic number.
It is an amenable number.
40344033 is a deficient number, since it is larger than the sum of its proper divisors (13448015).
40344033 is a wasteful number, since it uses less digits than its factorization.
40344033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13448014.
The product of its (nonzero) digits is 1728, while the sum is 21.
The square root of 40344033 is about 6351.6952855124. The cubic root of 40344033 is about 342.9728719687.
Adding to 40344033 its reverse (33044304), we get a palindrome (73388337).
The spelling of 40344033 in words is "forty million, three hundred forty-four thousand, thirty-three".
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