Base | Representation |
---|---|
bin | 10000001001110010010001 |
3 | 21222010111002 |
4 | 100021302101 |
5 | 2041000020 |
6 | 230431345 |
7 | 50664101 |
oct | 20116221 |
9 | 7863432 |
10 | 4234385 |
11 | 24323a1 |
12 | 1502555 |
13 | b5346c |
14 | 7c3201 |
15 | 589975 |
hex | 409c91 |
4234385 has 4 divisors (see below), whose sum is σ = 5081268. Its totient is φ = 3387504.
The previous prime is 4234381. The next prime is 4234387. The reversal of 4234385 is 5834324.
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 1635841 + 2598544 = 1279^2 + 1612^2 .
It is a cyclic number.
It is not a de Polignac number, because 4234385 - 22 = 4234381 is a prime.
It is an Ulam number.
It is a d-powerful number, because it can be written as 46 + 215 + 3 + 411 + 34 + 8 + 55 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4234381) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 423434 + ... + 423443.
It is an arithmetic number, because the mean of its divisors is an integer number (1270317).
Almost surely, 24234385 is an apocalyptic number.
It is an amenable number.
4234385 is a deficient number, since it is larger than the sum of its proper divisors (846883).
4234385 is an equidigital number, since it uses as much as digits as its factorization.
4234385 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 846882.
The product of its digits is 11520, while the sum is 29.
The square root of 4234385 is about 2057.7621339698. The cubic root of 4234385 is about 161.7819680298.
The spelling of 4234385 in words is "four million, two hundred thirty-four thousand, three hundred eighty-five".
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