Base | Representation |
---|---|
bin | 11110101110010000101101 |
3 | 120011011202002 |
4 | 132232100231 |
5 | 4030210210 |
6 | 444342045 |
7 | 125312324 |
oct | 36562055 |
9 | 16134662 |
10 | 8053805 |
11 | 4600a41 |
12 | 2844925 |
13 | 188ca86 |
14 | 10d90bb |
15 | a914a5 |
hex | 7ae42d |
8053805 has 4 divisors (see below), whose sum is σ = 9664572. Its totient is φ = 6443040.
The previous prime is 8053781. The next prime is 8053807. The reversal of 8053805 is 5083508.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 6340324 + 1713481 = 2518^2 + 1309^2 .
It is not a de Polignac number, because 8053805 - 222 = 3859501 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8053807) 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 3 ways as a sum of consecutive naturals, for example, 805376 + ... + 805385.
It is an arithmetic number, because the mean of its divisors is an integer number (2416143).
Almost surely, 28053805 is an apocalyptic number.
It is an amenable number.
8053805 is a deficient number, since it is larger than the sum of its proper divisors (1610767).
8053805 is a wasteful number, since it uses less digits than its factorization.
8053805 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1610766.
The product of its (nonzero) digits is 4800, while the sum is 29.
The square root of 8053805 is about 2837.9226557466. The cubic root of 8053805 is about 200.4473735384.
The spelling of 8053805 in words is "eight million, fifty-three thousand, eight hundred five".
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