Base | Representation |
---|---|
bin | 1110110000011001111101 |
3 | 21021112021211 |
4 | 32300121331 |
5 | 1442241120 |
6 | 214524421 |
7 | 44610541 |
oct | 16603175 |
9 | 7245254 |
10 | 3868285 |
11 | 2202333 |
12 | 1366711 |
13 | a55935 |
14 | 729a21 |
15 | 51625a |
hex | 3b067d |
3868285 has 4 divisors (see below), whose sum is σ = 4641948. Its totient is φ = 3094624.
The previous prime is 3868283. The next prime is 3868297. The reversal of 3868285 is 5828683.
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 2566404 + 1301881 = 1602^2 + 1141^2 .
It is a cyclic number.
It is not a de Polignac number, because 3868285 - 21 = 3868283 is a prime.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3868283) 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, 386824 + ... + 386833.
It is an arithmetic number, because the mean of its divisors is an integer number (1160487).
Almost surely, 23868285 is an apocalyptic number.
It is an amenable number.
3868285 is a deficient number, since it is larger than the sum of its proper divisors (773663).
3868285 is an equidigital number, since it uses as much as digits as its factorization.
3868285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 773662.
The product of its digits is 92160, while the sum is 40.
The square root of 3868285 is about 1966.7956172414. The cubic root of 3868285 is about 156.9782516834.
The spelling of 3868285 in words is "three million, eight hundred sixty-eight thousand, two hundred eighty-five".
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