The number 50825
50825 is a composite number with 12 divisors. Its prime factorisation is × 19 × 107. Divisors (12): 1, 5, 19, 25, 95, 107, 475, 535, 2033, 2675, 10165, 50825.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
50825 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
50825 is composite. Its prime factorisation is
- 3
The divisors add up to 66960; without 50825 itself that is 16135, so 50825 is deficient (16135 is less than 50825). Euler's totient φ(50825) = 38160 numbers up to 50825 share no factor with it.
- 4
The digits of 50825 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 109 steps to reach 1.
LaTeX source of the formulas on this page
\[ 50825 = 5^{2} \times 19 \times 107 \]50825 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 12 |
| Sum of divisors | 66960 |
| Euler totient φ(n) | 38160 |
| Square | 2583180625 |
| Cube | 131290155265625 |
| Square root | 225.444006 (= 5√2033) |
| Digit sum / digital root | 20 / 2 |
| Collatz steps to 1 | 109 |
| Scientific notation | 5.0825 × |
50825 in other forms
| Form | Value |
|---|---|
| In words | fifty thousand eight hundred and twenty-five |
| Binary (base 2) | 1100011010001001 |
| Octal (base 8) | 143211 |
| Hexadecimal (base 16) | C689 |
| Base 3 | 2120201102 |
| As time | 50825 seconds = 14 h 7 min 5 s |
Is 50825 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 | No (remainder 2) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | No (remainder 1) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | Yes (50825 ÷ 5 = 10165) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 5) | 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 1) | 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 | No (remainder 5) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 5) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 5) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 50825 a prime number?
No. 50825 = × 19 × 107, so it is divisible by 5.
What are the factors of 50825?
1, 5, 19, 25, 95, 107, 475, 535, 2033, 2675, 10165, 50825.
What is 50825 in binary?
1100011010001001 (hexadecimal C689, octal 143211).
What is the square root of 50825?
About 225.4440, exactly 5√2033.
Is 50825 divisible by 3?
No. Its digits add up to 20, which is not a multiple of 3.
What is special about the number 50825?
It is a composite number with 12 divisors.