The number 16850
16850 is a composite number with 12 divisors. Its prime factorisation is 2 × × 337. Divisors (12): 1, 2, 5, 10, 25, 50, 337, 674, 1685, 3370, 8425, 16850.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
16850 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
16850 is composite. Its prime factorisation is
- 3
The divisors add up to 31434; without 16850 itself that is 14584, so 16850 is deficient (14584 is less than 16850). Euler's totient φ(16850) = 6720 numbers up to 16850 share no factor with it.
- 4
The digits of 16850 add up to 20, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 203 steps to reach 1.
LaTeX source of the formulas on this page
\[ 16850 = 2 \times 5^{2} \times 337 \]16850 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 12 |
| Sum of divisors | 31434 |
| Euler totient φ(n) | 6720 |
| Square | 283922500 |
| Cube | 4784094125000 |
| Square root | 129.807550 (= 5√674) |
| Digit sum / digital root | 20 / 2 |
| Collatz steps to 1 | 203 |
| Scientific notation | 1.685 × |
16850 in other forms
| Form | Value |
|---|---|
| In words | sixteen thousand eight hundred and fifty |
| Binary (base 2) | 100000111010010 |
| Octal (base 8) | 40722 |
| Hexadecimal (base 16) | 41D2 |
| Base 3 | 212010002 |
| As time | 16850 seconds = 4 h 40 min 50 s |
Is 16850 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (16850 ÷ 2 = 8425) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | No (remainder 2) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | No (remainder 2) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | Yes (16850 ÷ 5 = 3370) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 2) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 1) | 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 2) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 2) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | Yes (16850 ÷ 10 = 1685) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 9) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 2) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 16850 a prime number?
No. 16850 = 2 × × 337, so it is divisible by 2.
What are the factors of 16850?
1, 2, 5, 10, 25, 50, 337, 674, 1685, 3370, 8425, 16850.
What is 16850 in binary?
100000111010010 (hexadecimal 41D2, octal 40722).
What is the square root of 16850?
About 129.8075, exactly 5√674.
Is 16850 divisible by 3?
No. Its digits add up to 20, which is not a multiple of 3.
What is special about the number 16850?
It is a composite number with 12 divisors.