The number 9313
9313 is a composite number with 4 divisors. Its prime factorisation is 67 × 139. Divisors (4): 1, 67, 139, 9313.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 9313: a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 67 × 139, the product of two primes.
- 2
9313 is composite. Its prime factorisation is
- 3
The divisors add up to 9520; without 9313 itself that is 207, so 9313 is deficient (207 is less than 9313). Euler's totient φ(9313) = 9108 numbers up to 9313 share no factor with it.
- 4
The digits of 9313 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 109 steps to reach 1.
LaTeX source of the formulas on this page
\[ 9313 = 67 \times 139 \]
9313 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 9520 |
| Euler totient φ(n) | 9108 |
| Square | 86731969 |
| Cube | 807734827297 |
| Square root | 96.503886 |
| Digit sum / digital root | 16 / 7 |
| Collatz steps to 1 | 109 |
| Scientific notation | 9.313 × |
9313 in other forms
| Form | Value |
|---|---|
| In words | nine thousand three hundred and thirteen |
| Binary (base 2) | 10010001100001 |
| Octal (base 8) | 22141 |
| Hexadecimal (base 16) | 2461 |
| Base 3 | 110202221 |
| As time | 9313 seconds = 2 h 35 min 13 s |
Is 9313 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 3) | 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 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 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 3) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 7) | 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 9313 a prime number?
No. 9313 = 67 × 139, so it is divisible by 67.
What are the factors of 9313?
1, 67, 139, 9313.
What is 9313 in binary?
10010001100001 (hexadecimal 2461, octal 22141).
What is the square root of 9313?
About 96.5039.
Is 9313 divisible by 3?
No. Its digits add up to 16, which is not a multiple of 3.
What is special about the number 9313?
9313 is a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 67 × 139, the product of two primes.