Base | Representation |
---|---|
bin | 11110110000101111110001 |
3 | 120011200201010 |
4 | 132300233301 |
5 | 4031021420 |
6 | 444501133 |
7 | 125354106 |
oct | 36605761 |
9 | 16150633 |
10 | 8063985 |
11 | 4608656 |
12 | 284a7a9 |
13 | 18945b7 |
14 | 10dcaad |
15 | a944e0 |
hex | 7b0bf1 |
8063985 has 8 divisors (see below), whose sum is σ = 12902400. Its totient is φ = 4300784.
The previous prime is 8063981. The next prime is 8063987. The reversal of 8063985 is 5893608.
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 8063985 - 22 = 8063981 is a prime.
It is a Curzon number.
8063985 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8063981) 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, 268785 + ... + 268814.
It is an arithmetic number, because the mean of its divisors is an integer number (1612800).
Almost surely, 28063985 is an apocalyptic number.
It is an amenable number.
8063985 is a deficient number, since it is larger than the sum of its proper divisors (4838415).
8063985 is a wasteful number, since it uses less digits than its factorization.
8063985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 537607.
The product of its (nonzero) digits is 51840, while the sum is 39.
The square root of 8063985 is about 2839.7156547795. The cubic root of 8063985 is about 200.5317930608.
The spelling of 8063985 in words is "eight million, sixty-three thousand, nine hundred eighty-five".
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