The number 49427
49427 is a composite number with 8 divisors. Its prime factorisation is 7 × 23 × 307. Divisors (8): 1, 7, 23, 161, 307, 2149, 7061, 49427.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
49427 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
49427 is composite. Its prime factorisation is
- 3
The divisors add up to 59136; without 49427 itself that is 9709, so 49427 is deficient (9709 is less than 49427). Euler's totient φ(49427) = 40392 numbers up to 49427 share no factor with it.
- 4
The digits of 49427 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 96 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49427 = 7 \times 23 \times 307 \]
49427 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 59136 |
| Euler totient φ(n) | 40392 |
| Square | 2443028329 |
| Cube | 120751561217483 |
| Square root | 222.321839 |
| Digit sum / digital root | 26 / 8 |
| Collatz steps to 1 | 96 |
| Scientific notation | 4.9427 × |
49427 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand four hundred and twenty-seven |
| Binary (base 2) | 1100000100010011 |
| Octal (base 8) | 140423 |
| Hexadecimal (base 16) | C113 |
| Base 3 | 2111210122 |
| As time | 49427 seconds = 13 h 43 min 47 s |
Is 49427 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | No (remainder 1) | 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 | No (remainder 3) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 2) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 5) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | Yes (49427 ÷ 7 = 7061) | 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 3) | 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 7) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 4) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 11) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 49427 a prime number?
No. 49427 = 7 × 23 × 307, so it is divisible by 7.
What are the factors of 49427?
1, 7, 23, 161, 307, 2149, 7061, 49427.
What is 49427 in binary?
1100000100010011 (hexadecimal C113, octal 140423).
What is the square root of 49427?
About 222.3218.
Is 49427 divisible by 3?
No. Its digits add up to 26, which is not a multiple of 3.
What is special about the number 49427?
It is a composite number with 8 divisors.