The number 49357
49357 is a composite number with 8 divisors. Its prime factorisation is 7 × 11 × 641. Divisors (8): 1, 7, 11, 77, 641, 4487, 7051, 49357.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
49357 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
49357 is composite. Its prime factorisation is
- 3
The divisors add up to 61632; without 49357 itself that is 12275, so 49357 is deficient (12275 is less than 49357). Euler's totient φ(49357) = 38400 numbers up to 49357 share no factor with it.
- 4
The digits of 49357 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 114 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49357 = 7 \times 11 \times 641 \]
49357 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 61632 |
| Euler totient φ(n) | 38400 |
| Square | 2436113449 |
| Cube | 120239251502293 |
| Square root | 222.164354 |
| Digit sum / digital root | 28 / 1 |
| Collatz steps to 1 | 114 |
| Scientific notation | 4.9357 × |
49357 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand three hundred and fifty-seven |
| Binary (base 2) | 1100000011001101 |
| Octal (base 8) | 140315 |
| Hexadecimal (base 16) | C0CD |
| Base 3 | 2111201001 |
| As time | 49357 seconds = 13 h 42 min 37 s |
Is 49357 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 1) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | No (remainder 1) | 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 1) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | Yes (49357 ÷ 7 = 7051) | 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 5) | 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 7) | A number is divisible by 10 if the last digit is 0. |
| 11 | Yes (49357 ÷ 11 = 4487) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 1) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 49357 a prime number?
No. 49357 = 7 × 11 × 641, so it is divisible by 7.
What are the factors of 49357?
1, 7, 11, 77, 641, 4487, 7051, 49357.
What is 49357 in binary?
1100000011001101 (hexadecimal C0CD, octal 140315).
What is the square root of 49357?
About 222.1644.
Is 49357 divisible by 3?
No. Its digits add up to 28, which is not a multiple of 3.
What is special about the number 49357?
It is a composite number with 8 divisors.