Base | Representation |
---|---|
bin | 11000100110011001011 |
3 | 1111221202020 |
4 | 3010303023 |
5 | 201243331 |
6 | 25135523 |
7 | 6565056 |
oct | 3046313 |
9 | 1457666 |
10 | 806091 |
11 | 5006a0 |
12 | 32a5a3 |
13 | 222ba0 |
14 | 16da9d |
15 | 10dc96 |
hex | c4ccb |
806091 has 16 divisors (see below), whose sum is σ = 1263360. Its totient is φ = 450720.
The previous prime is 806087. The next prime is 806107. The reversal of 806091 is 190608.
806091 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 806091 - 22 = 806087 is a prime.
806091 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (806011) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 511 + ... + 1368.
It is an arithmetic number, because the mean of its divisors is an integer number (78960).
2806091 is an apocalyptic number.
806091 is a deficient number, since it is larger than the sum of its proper divisors (457269).
806091 is a wasteful number, since it uses less digits than its factorization.
806091 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1906.
The product of its (nonzero) digits is 432, while the sum is 24.
The square root of 806091 is about 897.8257069164. The cubic root of 806091 is about 93.0667805704.
Adding to 806091 its reverse (190608), we get a palindrome (996699).
The spelling of 806091 in words is "eight hundred six thousand, ninety-one".
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