The number 49436
49436 is a composite number with 12 divisors. Its prime factorisation is × 17 × 727. Divisors (12): 1, 2, 4, 17, 34, 68, 727, 1454, 2908, 12359, 24718, 49436.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
49436 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
49436 is composite. Its prime factorisation is
- 3
The divisors add up to 91728; without 49436 itself that is 42292, so 49436 is deficient (42292 is less than 49436). Euler's totient φ(49436) = 23232 numbers up to 49436 share no factor with it.
- 4
The digits of 49436 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
\[ 49436 = 2^{2} \times 17 \times 727 \]49436 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 12 |
| Sum of divisors | 91728 |
| Euler totient φ(n) | 23232 |
| Square | 2443918096 |
| Cube | 120817534993856 |
| Square root | 222.342079 (= 2√12359) |
| Digit sum / digital root | 26 / 8 |
| Collatz steps to 1 | 158 |
| Scientific notation | 4.9436 × |
49436 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand four hundred and thirty-six |
| Binary (base 2) | 1100000100011100 |
| Octal (base 8) | 140434 |
| Hexadecimal (base 16) | C11C |
| Base 3 | 2111210222 |
| As time | 49436 seconds = 13 h 43 min 56 s |
Is 49436 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (49436 ÷ 2 = 24718) | 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 (49436 ÷ 4 = 12359) | 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 | No (remainder 4) | 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 2) | 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 49436 a prime number?
No. 49436 = × 17 × 727, so it is divisible by 2.
What are the factors of 49436?
1, 2, 4, 17, 34, 68, 727, 1454, 2908, 12359, 24718, 49436.
What is 49436 in binary?
1100000100011100 (hexadecimal C11C, octal 140434).
What is the square root of 49436?
About 222.3421, exactly 2√12359.
Is 49436 divisible by 3?
No. Its digits add up to 26, which is not a multiple of 3.
What is special about the number 49436?
It is a composite number with 12 divisors.