The number 49827
49827 is a composite number with 8 divisors. Its prime factorisation is 3 × 17 × 977. Divisors (8): 1, 3, 17, 51, 977, 2931, 16609, 49827.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
49827 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
49827 is composite. Its prime factorisation is
- 3
The divisors add up to 70416; without 49827 itself that is 20589, so 49827 is deficient (20589 is less than 49827). Euler's totient φ(49827) = 31232 numbers up to 49827 share no factor with it.
- 4
The digits of 49827 add up to 30, and repeating that until one digit is left gives the digital root 3. The Collatz sequence (halve if even, else 3n+1) takes 96 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49827 = 3 \times 17 \times 977 \]
49827 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 70416 |
| Euler totient φ(n) | 31232 |
| Square | 2482729929 |
| Cube | 123706984172283 |
| Square root | 223.219623 |
| Digit sum / digital root | 30 / 3 |
| Collatz steps to 1 | 96 |
| Scientific notation | 4.9827 × |
49827 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand eight hundred and twenty-seven |
| Binary (base 2) | 1100001010100011 |
| Octal (base 8) | 141243 |
| Hexadecimal (base 16) | C2A3 |
| Base 3 | 2112100110 |
| As time | 49827 seconds = 13 h 50 min 27 s |
Is 49827 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 (49827 ÷ 3 = 16609) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | No (remainder 3) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 2) | 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 1) | 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 3) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 3) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 7) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 8) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 3) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 49827 a prime number?
No. 49827 = 3 × 17 × 977, so it is divisible by 3.
What are the factors of 49827?
1, 3, 17, 51, 977, 2931, 16609, 49827.
What is 49827 in binary?
1100001010100011 (hexadecimal C2A3, octal 141243).
What is the square root of 49827?
About 223.2196.
Is 49827 divisible by 3?
Yes. Its digits add up to 30, a multiple of 3.
What is special about the number 49827?
It is a composite number with 8 divisors.