Base | Representation |
---|---|
bin | 11000011011011… |
… | …11110000011000 |
3 | 112021121112012200 |
4 | 30031233300120 |
5 | 404430230242 |
6 | 32200210200 |
7 | 5035606524 |
oct | 1415576030 |
9 | 467545180 |
10 | 204930072 |
11 | a574aaa6 |
12 | 58769960 |
13 | 335c22c9 |
14 | 1d306d84 |
15 | 12ed004c |
hex | c36fc18 |
204930072 has 48 divisors (see below), whose sum is σ = 557388000. Its totient is φ = 68018496.
The previous prime is 204930031. The next prime is 204930073. The reversal of 204930072 is 270039402.
204930072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (204930073) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11254 + ... + 23162.
It is an arithmetic number, because the mean of its divisors is an integer number (11612250).
Almost surely, 2204930072 is an apocalyptic number.
It is an amenable number.
204930072 is an abundant number, since it is smaller than the sum of its proper divisors (352457928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
204930072 is a wasteful number, since it uses less digits than its factorization.
204930072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12160 (or 12153 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 27.
The square root of 204930072 is about 14315.3788633064. The cubic root of 204930072 is about 589.5698022652.
Adding to 204930072 its reverse (270039402), we get a palindrome (474969474).
The spelling of 204930072 in words is "two hundred four million, nine hundred thirty thousand, seventy-two".
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