The number 50826
50826 is a composite number with 16 divisors. Its prime factorisation is 2 × 3 × 43 × 197. Divisors (16): 1, 2, 3, 6, 43, 86, 129, 197, 258, 394, 591, 1182, 8471, 16942, 25413, 50826.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 50826: a happy number: repeatedly adding the squares of its digits reaches 1.
- 2
50826 is composite. Its prime factorisation is
- 3
The divisors add up to 104544; without 50826 itself that is 53718, so 50826 is abundant (53718 is more than 50826). Euler's totient φ(50826) = 16464 numbers up to 50826 share no factor with it.
- 4
The digits of 50826 add up to 21, and repeating that until one digit is left gives the digital root 3. The Collatz sequence (halve if even, else 3n+1) takes 57 steps to reach 1.
LaTeX source of the formulas on this page
\[ 50826 = 2 \times 3 \times 43 \times 197 \]
50826 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 104544 |
| Euler totient φ(n) | 16464 |
| Square | 2583282276 |
| Cube | 131297904959976 |
| Square root | 225.446224 |
| Digit sum / digital root | 21 / 3 |
| Collatz steps to 1 | 57 |
| Scientific notation | 5.0826 × |
50826 in other forms
| Form | Value |
|---|---|
| In words | fifty thousand eight hundred and twenty-six |
| Binary (base 2) | 1100011010001010 |
| Octal (base 8) | 143212 |
| Hexadecimal (base 16) | C68A |
| Base 3 | 2120201110 |
| As time | 50826 seconds = 14 h 7 min 6 s |
Is 50826 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (50826 ÷ 2 = 25413) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | Yes (50826 ÷ 3 = 16942) | 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 | No (remainder 1) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | Yes (50826 ÷ 6 = 8471) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 6) | 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 3) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 6) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 6) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 6) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 50826 a prime number?
No. 50826 = 2 × 3 × 43 × 197, so it is divisible by 2.
What are the factors of 50826?
1, 2, 3, 6, 43, 86, 129, 197, 258, 394, 591, 1182, 8471, 16942, 25413, 50826.
What is 50826 in binary?
1100011010001010 (hexadecimal C68A, octal 143212).
What is the square root of 50826?
About 225.4462.
Is 50826 divisible by 3?
Yes. Its digits add up to 21, a multiple of 3.
What is special about the number 50826?
50826 is a happy number: repeatedly adding the squares of its digits reaches 1.