Base | Representation |
---|---|
bin | 11000100001000111110 |
3 | 1111211001012 |
4 | 3010020332 |
5 | 201202030 |
6 | 25115222 |
7 | 6554150 |
oct | 3041076 |
9 | 1454035 |
10 | 803390 |
11 | 4a9665 |
12 | 328b12 |
13 | 2218a3 |
14 | 16cad0 |
15 | 10d095 |
hex | c423e |
803390 has 32 divisors (see below), whose sum is σ = 1728000. Its totient is φ = 262944.
The previous prime is 803389. The next prime is 803393. The reversal of 803390 is 93308.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (803393) 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, 1361 + ... + 1859.
It is an arithmetic number, because the mean of its divisors is an integer number (54000).
2803390 is an apocalyptic number.
803390 is an abundant number, since it is smaller than the sum of its proper divisors (924610).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
803390 is a wasteful number, since it uses less digits than its factorization.
803390 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 536.
The product of its (nonzero) digits is 648, while the sum is 23.
The square root of 803390 is about 896.3202552659. The cubic root of 803390 is about 92.9627167777.
Adding to 803390 its reverse (93308), we get a palindrome (896698).
The spelling of 803390 in words is "eight hundred three thousand, three hundred ninety".
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