Base | Representation |
---|---|
bin | 11000100111011… |
… | …00101101001100 |
3 | 112101112210122020 |
4 | 30103230231030 |
5 | 410330143234 |
6 | 32253450140 |
7 | 5055065646 |
oct | 1423545514 |
9 | 471483566 |
10 | 206490444 |
11 | a6616366 |
12 | 591a0950 |
13 | 33a1a5c4 |
14 | 1d5d1896 |
15 | 131dc549 |
hex | c4ecb4c |
206490444 has 12 divisors (see below), whose sum is σ = 481811064. Its totient is φ = 68830144.
The previous prime is 206490439. The next prime is 206490457. The reversal of 206490444 is 444094602.
206490444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (12).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8603757 + ... + 8603780.
It is an arithmetic number, because the mean of its divisors is an integer number (40150922).
Almost surely, 2206490444 is an apocalyptic number.
It is an amenable number.
206490444 is an abundant number, since it is smaller than the sum of its proper divisors (275320620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
206490444 is a wasteful number, since it uses less digits than its factorization.
206490444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17207544 (or 17207542 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 33.
The square root of 206490444 is about 14369.7753635887. The cubic root of 206490444 is about 591.0623815783.
The spelling of 206490444 in words is "two hundred six million, four hundred ninety thousand, four hundred forty-four".
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