The number 50109
50109 is a composite number with 4 divisors. Its prime factorisation is 3 × 16703. Divisors (4): 1, 3, 16703, 50109.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 50109: a semiprime: 3 × 16703, the product of two primes.
- 2
50109 is composite. Its prime factorisation is
- 3
The divisors add up to 66816; without 50109 itself that is 16707, so 50109 is deficient (16707 is less than 50109). Euler's totient φ(50109) = 33404 numbers up to 50109 share no factor with it.
- 4
The digits of 50109 add up to 15, and repeating that until one digit is left gives the digital root 6. The Collatz sequence (halve if even, else 3n+1) takes 233 steps to reach 1.
LaTeX source of the formulas on this page
\[ 50109 = 3 \times 16703 \]
50109 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 66816 |
| Euler totient φ(n) | 33404 |
| Square | 2510911881 |
| Cube | 125819283445029 |
| Square root | 223.850396 |
| Digit sum / digital root | 15 / 6 |
| Collatz steps to 1 | 233 |
| Scientific notation | 5.0109 × |
50109 in other forms
| Form | Value |
|---|---|
| In words | fifty thousand one hundred and nine |
| Binary (base 2) | 1100001110111101 |
| Octal (base 8) | 141675 |
| Hexadecimal (base 16) | C3BD |
| Base 3 | 2112201220 |
| As time | 50109 seconds = 13 h 55 min 9 s |
Is 50109 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 | Yes (50109 ÷ 3 = 16703) | 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 3) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 3) | 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 5) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 6) | 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 4) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 9) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 50109 a prime number?
No. 50109 = 3 × 16703, so it is divisible by 3.
What are the factors of 50109?
1, 3, 16703, 50109.
What is 50109 in binary?
1100001110111101 (hexadecimal C3BD, octal 141675).
What is the square root of 50109?
About 223.8504.
Is 50109 divisible by 3?
Yes. Its digits add up to 15, a multiple of 3.
What is special about the number 50109?
50109 is a semiprime: 3 × 16703, the product of two primes.