Base | Representation |
---|---|
bin | 1101011001000010100 |
3 | 211021221000 |
4 | 1223020110 |
5 | 103020204 |
6 | 13223300 |
7 | 3505212 |
oct | 1531024 |
9 | 737830 |
10 | 438804 |
11 | 27a753 |
12 | 191b30 |
13 | 124962 |
14 | b5cb2 |
15 | 8a039 |
hex | 6b214 |
438804 has 48 divisors (see below), whose sum is σ = 1209600. Its totient is φ = 137088.
The previous prime is 438793. The next prime is 438827. The reversal of 438804 is 408834.
438804 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 438804.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1717 + ... + 1955.
It is an arithmetic number, because the mean of its divisors is an integer number (25200).
2438804 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 438804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (604800).
438804 is an abundant number, since it is smaller than the sum of its proper divisors (770796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
438804 is a wasteful number, since it uses less digits than its factorization.
438804 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 269 (or 261 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 27.
The square root of 438804 is about 662.4228256937. The cubic root of 438804 is about 75.9900725722.
The spelling of 438804 in words is "four hundred thirty-eight thousand, eight hundred four".
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