Base | Representation |
---|---|
bin | 1000101100101100111001 |
3 | 11021211220200 |
4 | 20230230321 |
5 | 1040431444 |
6 | 120512413 |
7 | 25244646 |
oct | 10545471 |
9 | 4254820 |
10 | 2280249 |
11 | 1318204 |
12 | 91b709 |
13 | 61ab7a |
14 | 434dcd |
15 | 300969 |
hex | 22cb39 |
2280249 has 6 divisors (see below), whose sum is σ = 3293706. Its totient is φ = 1520160.
The previous prime is 2280221. The next prime is 2280253. The reversal of 2280249 is 9420822.
2280249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 1671849 + 608400 = 1293^2 + 780^2 .
It is not a de Polignac number, because 2280249 - 28 = 2279993 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2281249) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 126672 + ... + 126689.
It is an arithmetic number, because the mean of its divisors is an integer number (548951).
22280249 is an apocalyptic number.
It is an amenable number.
2280249 is a deficient number, since it is larger than the sum of its proper divisors (1013457).
2280249 is a wasteful number, since it uses less digits than its factorization.
2280249 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 253367 (or 253364 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 2280249 is about 1510.0493369423. The cubic root of 2280249 is about 131.6216784469.
The spelling of 2280249 in words is "two million, two hundred eighty thousand, two hundred forty-nine".
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