The number 28467
28467 is a composite number with 6 divisors. Its prime factorisation is × 3163. Divisors (6): 1, 3, 9, 3163, 9489, 28467.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
28467 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
28467 is composite. Its prime factorisation is
- 3
The divisors add up to 41132; without 28467 itself that is 12665, so 28467 is deficient (12665 is less than 28467). Euler's totient φ(28467) = 18972 numbers up to 28467 share no factor with it.
- 4
The digits of 28467 add up to 27, and repeating that until one digit is left gives the digital root 9. The Collatz sequence (halve if even, else 3n+1) takes 59 steps to reach 1.
LaTeX source of the formulas on this page
\[ 28467 = 3^{2} \times 3163 \]28467 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 6 |
| Sum of divisors | 41132 |
| Euler totient φ(n) | 18972 |
| Square | 810370089 |
| Cube | 23068805323563 |
| Square root | 168.721664 (= 3√3163) |
| Digit sum / digital root | 27 / 9 |
| Collatz steps to 1 | 59 |
| Scientific notation | 2.8467 × |
28467 in other forms
| Form | Value |
|---|---|
| In words | twenty-eight thousand four hundred and sixty-seven |
| Binary (base 2) | 110111100110011 |
| Octal (base 8) | 67463 |
| Hexadecimal (base 16) | 6F33 |
| Base 3 | 1110001100 |
| As time | 28467 seconds = 7 h 54 min 27 s |
Is 28467 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | No (remainder 1) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | Yes (28467 ÷ 3 = 9489) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | No (remainder 3) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 2) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 3) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 5) | A number is divisible by 7 if double the last digit and subtract it from the rest: the result is a multiple of 7. |
| 8 | No (remainder 3) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | Yes (28467 ÷ 9 = 3163) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 7) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 10) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 3) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 28467 a prime number?
No. 28467 = × 3163, so it is divisible by 3.
What are the factors of 28467?
1, 3, 9, 3163, 9489, 28467.
What is 28467 in binary?
110111100110011 (hexadecimal 6F33, octal 67463).
What is the square root of 28467?
About 168.7217, exactly 3√3163.
Is 28467 divisible by 3?
Yes. Its digits add up to 27, a multiple of 3.
What is special about the number 28467?
It is a composite number with 6 divisors.