Base | Representation |
---|---|
bin | 11000110100011… |
… | …11000100111001 |
3 | 112111202212022120 |
4 | 30122033010321 |
5 | 411300012324 |
6 | 32354311453 |
7 | 5105464002 |
oct | 1432170471 |
9 | 474685276 |
10 | 208204089 |
11 | a75868a5 |
12 | 59888589 |
13 | 3419a5b2 |
14 | 1d91a1a9 |
15 | 1342a179 |
hex | c68f139 |
208204089 has 8 divisors (see below), whose sum is σ = 280950432. Its totient is φ = 137130240.
The previous prime is 208204013. The next prime is 208204099. The reversal of 208204089 is 980402802.
208204089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 208204089 - 28 = 208203833 is a prime.
It is not an unprimeable number, because it can be changed into a prime (208204099) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417832 + ... + 418329.
It is an arithmetic number, because the mean of its divisors is an integer number (35118804).
Almost surely, 2208204089 is an apocalyptic number.
It is an amenable number.
208204089 is a deficient number, since it is larger than the sum of its proper divisors (72746343).
208204089 is an equidigital number, since it uses as much as digits as its factorization.
208204089 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 836247.
The product of its (nonzero) digits is 9216, while the sum is 33.
The square root of 208204089 is about 14429.2788801104. The cubic root of 208204089 is about 592.6929365083.
The spelling of 208204089 in words is "two hundred eight million, two hundred four thousand, eighty-nine".
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