Base | Representation |
---|---|
bin | 11000010110110… |
… | …00101110010101 |
3 | 112020110002121120 |
4 | 30023120232111 |
5 | 404300431240 |
6 | 32135034153 |
7 | 5030422122 |
oct | 1413305625 |
9 | 466402546 |
10 | 204311445 |
11 | a5368238 |
12 | 5850b959 |
13 | 33436860 |
14 | 1d1c5749 |
15 | 12e0bad0 |
hex | c2d8b95 |
204311445 has 16 divisors (see below), whose sum is σ = 352044672. Its totient is φ = 100584000.
The previous prime is 204311431. The next prime is 204311539. The reversal of 204311445 is 544113402.
204311445 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 204311445 - 215 = 204278677 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 523681 + ... + 524070.
It is an arithmetic number, because the mean of its divisors is an integer number (22002792).
Almost surely, 2204311445 is an apocalyptic number.
It is an amenable number.
204311445 is a deficient number, since it is larger than the sum of its proper divisors (147733227).
204311445 is a wasteful number, since it uses less digits than its factorization.
204311445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1047772.
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 204311445 is about 14293.7554547432. The cubic root of 204311445 is about 588.9759551199.
Adding to 204311445 its reverse (544113402), we get a palindrome (748424847).
The spelling of 204311445 in words is "two hundred four million, three hundred eleven thousand, four hundred forty-five".
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