Base | Representation |
---|---|
bin | 1100100000111101011010 |
3 | 20011200022112 |
4 | 30200331122 |
5 | 1314440410 |
6 | 154152322 |
7 | 36612545 |
oct | 14407532 |
9 | 6150275 |
10 | 3280730 |
11 | 1940952 |
12 | 11226a2 |
13 | 8ab37b |
14 | 61585c |
15 | 44c105 |
hex | 320f5a |
3280730 has 32 divisors (see below), whose sum is σ = 6428160. Its totient is φ = 1200960.
The previous prime is 3280703. The next prime is 3280747. The reversal of 3280730 is 370823.
3280730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×32807303 (a number of 21 digits) contains 333 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 3280696 and 3280705.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 5612 + ... + 6168.
It is an arithmetic number, because the mean of its divisors is an integer number (200880).
Almost surely, 23280730 is an apocalyptic number.
3280730 is a deficient number, since it is larger than the sum of its proper divisors (3147430).
3280730 is a wasteful number, since it uses less digits than its factorization.
3280730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 614.
The product of its (nonzero) digits is 1008, while the sum is 23.
The square root of 3280730 is about 1811.2785539502. The cubic root of 3280730 is about 148.5901986535.
The spelling of 3280730 in words is "three million, two hundred eighty thousand, seven hundred thirty".
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