Base | Representation |
---|---|
bin | 11000011010100… |
… | …10011111100000 |
3 | 112021101102210021 |
4 | 30031102133200 |
5 | 404412411313 |
6 | 32153443224 |
7 | 5034600211 |
oct | 1415223740 |
9 | 467342707 |
10 | 204810208 |
11 | a5678a39 |
12 | 58710514 |
13 | 3357c895 |
14 | 1d2b5408 |
15 | 12ea978d |
hex | c3527e0 |
204810208 has 24 divisors (see below), whose sum is σ = 411802272. Its totient is φ = 100225536.
The previous prime is 204810191. The next prime is 204810217. The reversal of 204810208 is 802018402.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 66585 + ... + 69592.
It is an arithmetic number, because the mean of its divisors is an integer number (17158428).
Almost surely, 2204810208 is an apocalyptic number.
It is an amenable number.
204810208 is an abundant number, since it is smaller than the sum of its proper divisors (206992064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
204810208 is a wasteful number, since it uses less digits than its factorization.
204810208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 136234 (or 136226 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 25.
The square root of 204810208 is about 14311.1917043969. The cubic root of 204810208 is about 589.4548330035.
The spelling of 204810208 in words is "two hundred four million, eight hundred ten thousand, two hundred eight".
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