The number 49829
49829 is a composite number with 4 divisors. Its prime factorisation is 13 × 3833. Divisors (4): 1, 13, 3833, 49829.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 49829: a semiprime: 13 × 3833, the product of two primes.
- 2
49829 is composite. Its prime factorisation is
- 3
The divisors add up to 53676; without 49829 itself that is 3847, so 49829 is deficient (3847 is less than 49829). Euler's totient φ(49829) = 45984 numbers up to 49829 share no factor with it.
- 4
The digits of 49829 add up to 32, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 65 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49829 = 13 \times 3833 \]
49829 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 53676 |
| Euler totient φ(n) | 45984 |
| Square | 2482929241 |
| Cube | 123721881149789 |
| Square root | 223.224103 |
| Digit sum / digital root | 32 / 5 |
| Collatz steps to 1 | 65 |
| Scientific notation | 4.9829 × |
49829 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand eight hundred and twenty-nine |
| Binary (base 2) | 1100001010100101 |
| Octal (base 8) | 141245 |
| Hexadecimal (base 16) | C2A5 |
| Base 3 | 2112100112 |
| As time | 49829 seconds = 13 h 50 min 29 s |
Is 49829 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 2) | 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 5) | 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 5) | 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 10) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 5) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 49829 a prime number?
No. 49829 = 13 × 3833, so it is divisible by 13.
What are the factors of 49829?
1, 13, 3833, 49829.
What is 49829 in binary?
1100001010100101 (hexadecimal C2A5, octal 141245).
What is the square root of 49829?
About 223.2241.
Is 49829 divisible by 3?
No. Its digits add up to 32, which is not a multiple of 3.
What is special about the number 49829?
49829 is a semiprime: 13 × 3833, the product of two primes.