The number 49616
49616 is a composite number with 20 divisors. Its prime factorisation is × 7 × 443. Divisors (20): 1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 443, 886, 1772, 3101, 3544, 6202 … 49616.
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How to work it out
- 1
49616 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
49616 is composite. Its prime factorisation is
- 3
The divisors add up to 110112; without 49616 itself that is 60496, so 49616 is abundant (60496 is more than 49616). Euler's totient φ(49616) = 21216 numbers up to 49616 share no factor with it.
- 4
The digits of 49616 add up to 26, and repeating that until one digit is left gives the digital root 8. The Collatz sequence (halve if even, else 3n+1) takes 158 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49616 = 2^{4} \times 7 \times 443 \]49616 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 20 |
| Sum of divisors | 110112 |
| Euler totient φ(n) | 21216 |
| Square | 2461747456 |
| Cube | 122142061776896 |
| Square root | 222.746493 (= 4√3101) |
| Digit sum / digital root | 26 / 8 |
| Collatz steps to 1 | 158 |
| Scientific notation | 4.9616 × |
49616 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand six hundred and sixteen |
| Binary (base 2) | 1100000111010000 |
| Octal (base 8) | 140720 |
| Hexadecimal (base 16) | C1D0 |
| Base 3 | 2112001122 |
| As time | 49616 seconds = 13 h 46 min 56 s |
Is 49616 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (49616 ÷ 2 = 24808) | 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 | Yes (49616 ÷ 4 = 12404) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 1) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 2) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | Yes (49616 ÷ 7 = 7088) | 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 | Yes (49616 ÷ 8 = 6202) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 8) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 6) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 6) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 8) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 49616 a prime number?
No. 49616 = × 7 × 443, so it is divisible by 2.
What are the factors of 49616?
1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 443, 886, 1772, 3101, 3544, 6202, 7088, 12404, 24808, 49616.
What is 49616 in binary?
1100000111010000 (hexadecimal C1D0, octal 140720).
What is the square root of 49616?
About 222.7465, exactly 4√3101.
Is 49616 divisible by 3?
No. Its digits add up to 26, which is not a multiple of 3.
What is special about the number 49616?
It is a composite number with 20 divisors.