The number 49726
49726 is a composite number with 12 divisors. Its prime factorisation is 2 × × 47. Divisors (12): 1, 2, 23, 46, 47, 94, 529, 1058, 1081, 2162, 24863, 49726.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
49726 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
49726 is composite. Its prime factorisation is
- 3
The divisors add up to 79632; without 49726 itself that is 29906, so 49726 is deficient (29906 is less than 49726). Euler's totient φ(49726) = 23276 numbers up to 49726 share no factor with it.
- 4
The digits of 49726 add up to 28, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 65 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49726 = 2 \times 23^{2} \times 47 \]49726 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 12 |
| Sum of divisors | 79632 |
| Euler totient φ(n) | 23276 |
| Square | 2472675076 |
| Cube | 122956240829176 |
| Square root | 222.993273 (= 23√94) |
| Digit sum / digital root | 28 / 1 |
| Collatz steps to 1 | 65 |
| Scientific notation | 4.9726 × |
49726 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand seven hundred and twenty-six |
| Binary (base 2) | 1100001000111110 |
| Octal (base 8) | 141076 |
| Hexadecimal (base 16) | C23E |
| Base 3 | 2112012201 |
| As time | 49726 seconds = 13 h 48 min 46 s |
Is 49726 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (49726 ÷ 2 = 24863) | 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 | No (remainder 2) | 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 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 6) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 1) | 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 10) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 49726 a prime number?
No. 49726 = 2 × × 47, so it is divisible by 2.
What are the factors of 49726?
1, 2, 23, 46, 47, 94, 529, 1058, 1081, 2162, 24863, 49726.
What is 49726 in binary?
1100001000111110 (hexadecimal C23E, octal 141076).
What is the square root of 49726?
About 222.9933, exactly 23√94.
Is 49726 divisible by 3?
No. Its digits add up to 28, which is not a multiple of 3.
What is special about the number 49726?
It is a composite number with 12 divisors.