Base | Representation |
---|---|
bin | 11000010100100… |
… | …01111010111001 |
3 | 112012220100210101 |
4 | 30022101322321 |
5 | 404212141213 |
6 | 32124515401 |
7 | 5025103450 |
oct | 1412217271 |
9 | 465810711 |
10 | 204021433 |
11 | a518a360 |
12 | 583abb61 |
13 | 33364855 |
14 | 1d14bb97 |
15 | 12da0bdd |
hex | c291eb9 |
204021433 has 16 divisors (see below), whose sum is σ = 259168896. Its totient is φ = 155975040.
The previous prime is 204021427. The next prime is 204021451. The reversal of 204021433 is 334120402.
204021433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 204021433 - 25 = 204021401 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 204021433.
It is not an unprimeable number, because it can be changed into a prime (204021463) 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, 20916 + ... + 29077.
It is an arithmetic number, because the mean of its divisors is an integer number (16198056).
Almost surely, 2204021433 is an apocalyptic number.
It is an amenable number.
204021433 is a deficient number, since it is larger than the sum of its proper divisors (55147463).
204021433 is a wasteful number, since it uses less digits than its factorization.
204021433 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50064.
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 204021433 is about 14283.6071424553. The cubic root of 204021433 is about 588.6971471495.
Adding to 204021433 its reverse (334120402), we get a palindrome (538141835).
The spelling of 204021433 in words is "two hundred four million, twenty-one thousand, four hundred thirty-three".
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