Base | Representation |
---|---|
bin | 11000111011001… |
… | …10001100010010 |
3 | 112120102121222101 |
4 | 30131212030102 |
5 | 412011211302 |
6 | 32425231014 |
7 | 5116123564 |
oct | 1435461422 |
9 | 476377871 |
10 | 209085202 |
11 | a8028897 |
12 | 5a03246a |
13 | 34418671 |
14 | 1daa9334 |
15 | 13551287 |
hex | c766312 |
209085202 has 16 divisors (see below), whose sum is σ = 319032000. Its totient is φ = 102750480.
The previous prime is 209085179. The next prime is 209085209. The reversal of 209085202 is 202580902.
It is not an unprimeable number, because it can be changed into a prime (209085209) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47449 + ... + 51667.
It is an arithmetic number, because the mean of its divisors is an integer number (19939500).
Almost surely, 2209085202 is an apocalyptic number.
209085202 is a deficient number, since it is larger than the sum of its proper divisors (109946798).
209085202 is a wasteful number, since it uses less digits than its factorization.
209085202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4641.
The product of its (nonzero) digits is 2880, while the sum is 28.
The square root of 209085202 is about 14459.7787673256. The cubic root of 209085202 is about 593.5278456511.
The spelling of 209085202 in words is "two hundred nine million, eighty-five thousand, two hundred two".
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