Base | Representation |
---|---|
bin | 11000100111011100001 |
3 | 1111222111000 |
4 | 3010323201 |
5 | 201303000 |
6 | 25142213 |
7 | 6566451 |
oct | 3047341 |
9 | 1458430 |
10 | 806625 |
11 | 501036 |
12 | 32a969 |
13 | 2231c1 |
14 | 16dd61 |
15 | 10e000 |
hex | c4ee1 |
806625 has 32 divisors (see below), whose sum is σ = 1497600. Its totient is φ = 428400.
The previous prime is 806609. The next prime is 806639. The reversal of 806625 is 526608.
806625 is nontrivially palindromic in base 14.
806625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 806625 - 24 = 806609 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a zygodrome in base 3.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 806625.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3256 + ... + 3494.
It is an arithmetic number, because the mean of its divisors is an integer number (46800).
2806625 is an apocalyptic number.
It is an amenable number.
806625 is a deficient number, since it is larger than the sum of its proper divisors (690975).
806625 is a wasteful number, since it uses less digits than its factorization.
806625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 263 (or 247 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 806625 is about 898.1230427954. The cubic root of 806625 is about 93.0873269234.
It can be divided in two parts, 806 and 625, that added together give a triangular number (1431 = T53).
The spelling of 806625 in words is "eight hundred six thousand, six hundred twenty-five".
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