Base | Representation |
---|---|
bin | 111111100010111110001 |
3 | 10220210100211 |
4 | 13330113301 |
5 | 1013113124 |
6 | 112344121 |
7 | 23461546 |
oct | 7742761 |
9 | 3823324 |
10 | 2082289 |
11 | 11a2500 |
12 | 845041 |
13 | 57ba31 |
14 | 3c2bcd |
15 | 2b1e94 |
hex | 1fc5f1 |
2082289 has 6 divisors (see below), whose sum is σ = 2288930. Its totient is φ = 1892880.
The previous prime is 2082281. The next prime is 2082341. The reversal of 2082289 is 9822802.
It can be written as a sum of positive squares in only one way, i.e., 1742400 + 339889 = 1320^2 + 583^2 .
It is not a de Polignac number, because 2082289 - 23 = 2082281 is a prime.
It is an Ulam number.
It is a Duffinian number.
2082289 is a lucky number.
It is a self number, because there is not a number n which added to its sum of digits gives 2082289.
It is not an unprimeable number, because it can be changed into a prime (2082281) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8484 + ... + 8725.
22082289 is an apocalyptic number.
It is an amenable number.
2082289 is a deficient number, since it is larger than the sum of its proper divisors (206641).
2082289 is a wasteful number, since it uses less digits than its factorization.
2082289 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17231 (or 17220 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 31.
The square root of 2082289 is about 1443.0138599473. The cubic root of 2082289 is about 127.6968942991.
The spelling of 2082289 in words is "two million, eighty-two thousand, two hundred eighty-nine".
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