The number 6850
6850 is a composite number with 12 divisors. Its prime factorisation is 2 × × 137. Divisors (12): 1, 2, 5, 10, 25, 50, 137, 274, 685, 1370, 3425, 6850.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
6850 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
6850 is composite. Its prime factorisation is
- 3
The divisors add up to 12834; without 6850 itself that is 5984, so 6850 is deficient (5984 is less than 6850). Euler's totient φ(6850) = 2720 numbers up to 6850 share no factor with it.
- 4
The digits of 6850 add up to 19, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 57 steps to reach 1.
LaTeX source of the formulas on this page
\[ 6850 = 2 \times 5^{2} \times 137 \]6850 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 12 |
| Sum of divisors | 12834 |
| Euler totient φ(n) | 2720 |
| Square | 46922500 |
| Cube | 321419125000 |
| Square root | 82.764727 (= 5√274) |
| Digit sum / digital root | 19 / 1 |
| Collatz steps to 1 | 57 |
| Scientific notation | 6.85 × |
6850 in other forms
| Form | Value |
|---|---|
| In words | six thousand eight hundred and fifty |
| Binary (base 2) | 1101011000010 |
| Octal (base 8) | 15302 |
| Hexadecimal (base 16) | 1AC2 |
| Base 3 | 100101201 |
| As time | 6850 seconds = 1 h 54 min 10 s |
Is 6850 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (6850 ÷ 2 = 3425) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | No (remainder 1) | 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 (6850 ÷ 5 = 1370) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 4) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 4) | 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 1) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | Yes (6850 ÷ 10 = 685) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 8) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 10) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 6850 a prime number?
No. 6850 = 2 × × 137, so it is divisible by 2.
What are the factors of 6850?
1, 2, 5, 10, 25, 50, 137, 274, 685, 1370, 3425, 6850.
What is 6850 in binary?
1101011000010 (hexadecimal 1AC2, octal 15302).
What is the square root of 6850?
About 82.7647, exactly 5√274.
Is 6850 divisible by 3?
No. Its digits add up to 19, which is not a multiple of 3.
What is special about the number 6850?
It is a composite number with 12 divisors.