Base | Representation |
---|---|
bin | 11000010101111… |
… | …10100110001001 |
3 | 112020020122210212 |
4 | 30022332212021 |
5 | 404234020200 |
6 | 32132450505 |
7 | 5026465115 |
oct | 1412764611 |
9 | 466218725 |
10 | 204204425 |
11 | a52a4897 |
12 | 58479a35 |
13 | 333c9c29 |
14 | 1d198745 |
15 | 12dda035 |
hex | c2be989 |
204204425 has 24 divisors (see below), whose sum is σ = 273839616. Its totient is φ = 150467840.
The previous prime is 204204421. The next prime is 204204431. The reversal of 204204425 is 524402402.
204204425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 204204425 - 22 = 204204421 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 204204425.
It is not an unprimeable number, because it can be changed into a prime (204204421) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14864 + ... + 25086.
It is an arithmetic number, because the mean of its divisors is an integer number (11409984).
Almost surely, 2204204425 is an apocalyptic number.
204204425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
204204425 is a deficient number, since it is larger than the sum of its proper divisors (69635191).
204204425 is a wasteful number, since it uses less digits than its factorization.
204204425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10297 (or 10292 counting only the distinct ones).
The product of its (nonzero) digits is 2560, while the sum is 23.
The square root of 204204425 is about 14290.0113715840. The cubic root of 204204425 is about 588.8731003573.
Adding to 204204425 its reverse (524402402), we get a palindrome (728606827).
The spelling of 204204425 in words is "two hundred four million, two hundred four thousand, four hundred twenty-five".
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