Base | Representation |
---|---|
bin | 111111110000011110101 |
3 | 10221010211222 |
4 | 13332003311 |
5 | 1013323310 |
6 | 112440125 |
7 | 23520656 |
oct | 7760365 |
9 | 3833758 |
10 | 2089205 |
11 | 11a7718 |
12 | 849045 |
13 | 581c21 |
14 | 3c552d |
15 | 2b4055 |
hex | 1fe0f5 |
2089205 has 16 divisors (see below), whose sum is σ = 2692224. Its totient is φ = 1552320.
The previous prime is 2089177. The next prime is 2089211. The reversal of 2089205 is 5029802.
It is not a de Polignac number, because 2089205 - 26 = 2089141 is a prime.
It is a Duffinian number.
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, 4010 + ... + 4500.
It is an arithmetic number, because the mean of its divisors is an integer number (168264).
22089205 is an apocalyptic number.
It is an amenable number.
2089205 is a deficient number, since it is larger than the sum of its proper divisors (603019).
2089205 is a wasteful number, since it uses less digits than its factorization.
2089205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 556.
The product of its (nonzero) digits is 1440, while the sum is 26.
The square root of 2089205 is about 1445.4082468286. The cubic root of 2089205 is about 127.8381132126.
The spelling of 2089205 in words is "two million, eighty-nine thousand, two hundred five".
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