The number 49016
49016 is a composite number with 16 divisors. Its prime factorisation is × 11 × 557. Divisors (16): 1, 2, 4, 8, 11, 22, 44, 88, 557, 1114, 2228, 4456, 6127, 12254, 24508, 49016.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
49016 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
49016 is composite. Its prime factorisation is
- 3
The divisors add up to 100440; without 49016 itself that is 51424, so 49016 is abundant (51424 is more than 49016). Euler's totient φ(49016) = 22240 numbers up to 49016 share no factor with it.
- 4
The digits of 49016 add up to 20, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 65 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49016 = 2^{3} \times 11 \times 557 \]49016 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 100440 |
| Euler totient φ(n) | 22240 |
| Square | 2402568256 |
| Cube | 117764285636096 |
| Square root | 221.395574 (= 2√12254) |
| Digit sum / digital root | 20 / 2 |
| Collatz steps to 1 | 65 |
| Scientific notation | 4.9016 × |
49016 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand and sixteen |
| Binary (base 2) | 1011111101111000 |
| Octal (base 8) | 137570 |
| Hexadecimal (base 16) | BF78 |
| Base 3 | 2111020102 |
| As time | 49016 seconds = 13 h 36 min 56 s |
Is 49016 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (49016 ÷ 2 = 24508) | 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 (49016 ÷ 4 = 12254) | 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 | No (remainder 2) | 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 (49016 ÷ 8 = 6127) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 2) | 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 | Yes (49016 ÷ 11 = 4456) | 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 49016 a prime number?
No. 49016 = × 11 × 557, so it is divisible by 2.
What are the factors of 49016?
1, 2, 4, 8, 11, 22, 44, 88, 557, 1114, 2228, 4456, 6127, 12254, 24508, 49016.
What is 49016 in binary?
1011111101111000 (hexadecimal BF78, octal 137570).
What is the square root of 49016?
About 221.3956, exactly 2√12254.
Is 49016 divisible by 3?
No. Its digits add up to 20, which is not a multiple of 3.
What is special about the number 49016?
It is a composite number with 16 divisors.