Base | Representation |
---|---|
bin | 1100100000110010001101 |
3 | 20011122022222 |
4 | 30200302031 |
5 | 1314430023 |
6 | 154145125 |
7 | 36610502 |
oct | 14406215 |
9 | 6148288 |
10 | 3280013 |
11 | 1940360 |
12 | 11221a5 |
13 | 8aac49 |
14 | 6154a9 |
15 | 44bcc8 |
hex | 320c8d |
3280013 has 8 divisors (see below), whose sum is σ = 3675360. Its totient is φ = 2900880.
The previous prime is 3280009. The next prime is 3280033. The reversal of 3280013 is 3100823.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3280013 - 22 = 3280009 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 3279973 and 3280000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3280003) 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, 3623 + ... + 4436.
It is an arithmetic number, because the mean of its divisors is an integer number (459420).
Almost surely, 23280013 is an apocalyptic number.
It is an amenable number.
3280013 is a deficient number, since it is larger than the sum of its proper divisors (395347).
3280013 is a wasteful number, since it uses less digits than its factorization.
3280013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8107.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 3280013 is about 1811.0806166485. The cubic root of 3280013 is about 148.5793731223.
Adding to 3280013 its reverse (3100823), we get a palindrome (6380836).
The spelling of 3280013 in words is "three million, two hundred eighty thousand, thirteen".
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