The number 50209
50209 is a composite number with 8 divisors. Its prime factorisation is 23 × 37 × 59. Divisors (8): 1, 23, 37, 59, 851, 1357, 2183, 50209.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
50209 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
50209 is composite. Its prime factorisation is
- 3
The divisors add up to 54720; without 50209 itself that is 4511, so 50209 is deficient (4511 is less than 50209). Euler's totient φ(50209) = 45936 numbers up to 50209 share no factor with it.
- 4
The digits of 50209 add up to 16, and repeating that until one digit is left gives the digital root 7. The Collatz sequence (halve if even, else 3n+1) takes 158 steps to reach 1.
LaTeX source of the formulas on this page
\[ 50209 = 23 \times 37 \times 59 \]
50209 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 54720 |
| Euler totient φ(n) | 45936 |
| Square | 2520943681 |
| Cube | 126574061279329 |
| Square root | 224.073649 |
| Digit sum / digital root | 16 / 7 |
| Collatz steps to 1 | 158 |
| Scientific notation | 5.0209 × |
50209 in other forms
| Form | Value |
|---|---|
| In words | fifty thousand two hundred and nine |
| Binary (base 2) | 1100010000100001 |
| Octal (base 8) | 142041 |
| Hexadecimal (base 16) | C421 |
| Base 3 | 2112212121 |
| As time | 50209 seconds = 13 h 56 min 49 s |
Is 50209 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 1) | 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 | No (remainder 4) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 1) | 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 7) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 9) | 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 1) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 50209 a prime number?
No. 50209 = 23 × 37 × 59, so it is divisible by 23.
What are the factors of 50209?
1, 23, 37, 59, 851, 1357, 2183, 50209.
What is 50209 in binary?
1100010000100001 (hexadecimal C421, octal 142041).
What is the square root of 50209?
About 224.0736.
Is 50209 divisible by 3?
No. Its digits add up to 16, which is not a multiple of 3.
What is special about the number 50209?
It is a composite number with 8 divisors.