The number 50890
50890 is a composite number with 16 divisors. Its prime factorisation is 2 × 5 × 7 × 727. Divisors (16): 1, 2, 5, 7, 10, 14, 35, 70, 727, 1454, 3635, 5089, 7270, 10178, 25445, 50890.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
50890 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
50890 is composite. Its prime factorisation is
- 3
The divisors add up to 104832; without 50890 itself that is 53942, so 50890 is abundant (53942 is more than 50890). Euler's totient φ(50890) = 17424 numbers up to 50890 share no factor with it.
- 4
The digits of 50890 add up to 22, and repeating that until one digit is left gives the digital root 4. The Collatz sequence (halve if even, else 3n+1) takes 109 steps to reach 1.
LaTeX source of the formulas on this page
\[ 50890 = 2 \times 5 \times 7 \times 727 \]
50890 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 104832 |
| Euler totient φ(n) | 17424 |
| Square | 2589792100 |
| Cube | 131794519969000 |
| Square root | 225.588120 |
| Digit sum / digital root | 22 / 4 |
| Collatz steps to 1 | 109 |
| Scientific notation | 5.089 × |
50890 in other forms
| Form | Value |
|---|---|
| In words | fifty thousand eight hundred and ninety |
| Binary (base 2) | 1100011011001010 |
| Octal (base 8) | 143312 |
| Hexadecimal (base 16) | C6CA |
| Base 3 | 2120210211 |
| As time | 50890 seconds = 14 h 8 min 10 s |
Is 50890 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (50890 ÷ 2 = 25445) | 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 (50890 ÷ 5 = 10178) | 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 | Yes (50890 ÷ 7 = 7270) | 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 4) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | Yes (50890 ÷ 10 = 5089) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 4) | 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 50890 a prime number?
No. 50890 = 2 × 5 × 7 × 727, so it is divisible by 2.
What are the factors of 50890?
1, 2, 5, 7, 10, 14, 35, 70, 727, 1454, 3635, 5089, 7270, 10178, 25445, 50890.
What is 50890 in binary?
1100011011001010 (hexadecimal C6CA, octal 143312).
What is the square root of 50890?
About 225.5881.
Is 50890 divisible by 3?
No. Its digits add up to 22, which is not a multiple of 3.
What is special about the number 50890?
It is a composite number with 16 divisors.