Base | Representation |
---|---|
bin | 11110101010001001111001 |
3 | 120010022200010 |
4 | 132222021321 |
5 | 4024140420 |
6 | 444132133 |
7 | 125212305 |
oct | 36521171 |
9 | 16108603 |
10 | 8036985 |
11 | 459a340 |
12 | 2837049 |
13 | 1885218 |
14 | 10d2d05 |
15 | a8b4e0 |
hex | 7aa279 |
8036985 has 32 divisors (see below), whose sum is σ = 14257152. Its totient is φ = 3833280.
The previous prime is 8036983. The next prime is 8036989. The reversal of 8036985 is 5896308.
It is not a de Polignac number, because 8036985 - 21 = 8036983 is a prime.
It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
8036985 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (8036983) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10692 + ... + 11418.
It is an arithmetic number, because the mean of its divisors is an integer number (445536).
Almost surely, 28036985 is an apocalyptic number.
It is an amenable number.
8036985 is a deficient number, since it is larger than the sum of its proper divisors (6220167).
8036985 is a wasteful number, since it uses less digits than its factorization.
8036985 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 813.
The product of its (nonzero) digits is 51840, while the sum is 39.
The square root of 8036985 is about 2834.9576716417. The cubic root of 8036985 is about 200.3077345876.
The spelling of 8036985 in words is "eight million, thirty-six thousand, nine hundred eighty-five".
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