The number 5018
5018 is a composite number with 8 divisors. Its prime factorisation is 2 × 13 × 193. Divisors (8): 1, 2, 13, 26, 193, 386, 2509, 5018.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
5018 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
5018 is composite. Its prime factorisation is
- 3
The divisors add up to 8148; without 5018 itself that is 3130, so 5018 is deficient (3130 is less than 5018). Euler's totient φ(5018) = 2304 numbers up to 5018 share no factor with it.
- 4
The digits of 5018 add up to 14, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 134 steps to reach 1.
LaTeX source of the formulas on this page
\[ 5018 = 2 \times 13 \times 193 \]
5018 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 8148 |
| Euler totient φ(n) | 2304 |
| Square | 25180324 |
| Cube | 126354865832 |
| Square root | 70.837843 |
| Digit sum / digital root | 14 / 5 |
| Collatz steps to 1 | 134 |
| Scientific notation | 5.018 × |
5018 in other forms
| Form | Value |
|---|---|
| In words | five thousand and eighteen |
| Binary (base 2) | 1001110011010 |
| Octal (base 8) | 11632 |
| Hexadecimal (base 16) | 139A |
| Base 3 | 20212212 |
| As time | 5018 seconds = 1 h 23 min 38 s |
Is 5018 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (5018 ÷ 2 = 2509) | 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 2) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 3) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 2) | 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 5) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 8) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 2) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 2) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 5018 a prime number?
No. 5018 = 2 × 13 × 193, so it is divisible by 2.
What are the factors of 5018?
1, 2, 13, 26, 193, 386, 2509, 5018.
What is 5018 in binary?
1001110011010 (hexadecimal 139A, octal 11632).
What is the square root of 5018?
About 70.8378.
Is 5018 divisible by 3?
No. Its digits add up to 14, which is not a multiple of 3.
What is special about the number 5018?
It is a composite number with 8 divisors.