The number 49684
49684 is a composite number with 6 divisors. Its prime factorisation is × 12421. Divisors (6): 1, 2, 4, 12421, 24842, 49684.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
49684 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
49684 is composite. Its prime factorisation is
- 3
The divisors add up to 86954; without 49684 itself that is 37270, so 49684 is deficient (37270 is less than 49684). Euler's totient φ(49684) = 24840 numbers up to 49684 share no factor with it.
- 4
The digits of 49684 add up to 31, and repeating that until one digit is left gives the digital root 4. The Collatz sequence (halve if even, else 3n+1) takes 158 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49684 = 2^{2} \times 12421 \]49684 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 6 |
| Sum of divisors | 86954 |
| Euler totient φ(n) | 24840 |
| Square | 2468499856 |
| Cube | 122644946845504 |
| Square root | 222.899080 (= 2√12421) |
| Digit sum / digital root | 31 / 4 |
| Collatz steps to 1 | 158 |
| Scientific notation | 4.9684 × |
49684 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand six hundred and eighty-four |
| Binary (base 2) | 1100001000010100 |
| Octal (base 8) | 141024 |
| Hexadecimal (base 16) | C214 |
| Base 3 | 2112011011 |
| As time | 49684 seconds = 13 h 48 min 4 s |
Is 49684 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (49684 ÷ 2 = 24842) | 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 | Yes (49684 ÷ 4 = 12421) | 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 4) | 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 4) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 4) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 4) | 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 4) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 49684 a prime number?
No. 49684 = × 12421, so it is divisible by 2.
What are the factors of 49684?
1, 2, 4, 12421, 24842, 49684.
What is 49684 in binary?
1100001000010100 (hexadecimal C214, octal 141024).
What is the square root of 49684?
About 222.8991, exactly 2√12421.
Is 49684 divisible by 3?
No. Its digits add up to 31, which is not a multiple of 3.
What is special about the number 49684?
It is a composite number with 6 divisors.