The number 4849
4849 is a composite number with 4 divisors. Its prime factorisation is 13 × 373. Divisors (4): 1, 13, 373, 4849.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 4849: a semiprime: 13 × 373, the product of two primes.
- 2
4849 is composite. Its prime factorisation is
- 3
The divisors add up to 5236; without 4849 itself that is 387, so 4849 is deficient (387 is less than 4849). Euler's totient φ(4849) = 4464 numbers up to 4849 share no factor with it.
- 4
The digits of 4849 add up to 25, and repeating that until one digit is left gives the digital root 7. The Collatz sequence (halve if even, else 3n+1) takes 20 steps to reach 1.
LaTeX source of the formulas on this page
\[ 4849 = 13 \times 373 \]
4849 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 5236 |
| Euler totient φ(n) | 4464 |
| Square | 23512801 |
| Cube | 114013572049 |
| Square root | 69.634761 |
| Digit sum / digital root | 25 / 7 |
| Collatz steps to 1 | 20 |
| Scientific notation | 4.849 × |
4849 in other forms
| Form | Value |
|---|---|
| In words | four thousand eight hundred and forty-nine |
| Binary (base 2) | 1001011110001 |
| Octal (base 8) | 11361 |
| Hexadecimal (base 16) | 12F1 |
| Base 3 | 20122121 |
| As time | 4849 seconds = 1 h 20 min 49 s |
Is 4849 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 9) | 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 4849 a prime number?
No. 4849 = 13 × 373, so it is divisible by 13.
What are the factors of 4849?
1, 13, 373, 4849.
What is 4849 in binary?
1001011110001 (hexadecimal 12F1, octal 11361).
What is the square root of 4849?
About 69.6348.
Is 4849 divisible by 3?
No. Its digits add up to 25, which is not a multiple of 3.
What is special about the number 4849?
4849 is a semiprime: 13 × 373, the product of two primes.