The number 5446
5446 is a composite number with 8 divisors. Its prime factorisation is 2 × 7 × 389. Divisors (8): 1, 2, 7, 14, 389, 778, 2723, 5446.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
5446 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
5446 is composite. Its prime factorisation is
- 3
The divisors add up to 9360; without 5446 itself that is 3914, so 5446 is deficient (3914 is less than 5446). Euler's totient φ(5446) = 2328 numbers up to 5446 share no factor with it.
- 4
The digits of 5446 add up to 19, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 54 steps to reach 1.
LaTeX source of the formulas on this page
\[ 5446 = 2 \times 7 \times 389 \]
5446 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 9360 |
| Euler totient φ(n) | 2328 |
| Square | 29658916 |
| Cube | 161522456536 |
| Square root | 73.797019 |
| Digit sum / digital root | 19 / 1 |
| Collatz steps to 1 | 54 |
| Scientific notation | 5.446 × |
5446 in other forms
| Form | Value |
|---|---|
| In words | five thousand four hundred and forty-six |
| Binary (base 2) | 1010101000110 |
| Octal (base 8) | 12506 |
| Hexadecimal (base 16) | 1546 |
| Base 3 | 21110201 |
| As time | 5446 seconds = 1 h 30 min 46 s |
Is 5446 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (5446 ÷ 2 = 2723) | 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 | Yes (5446 ÷ 7 = 778) | 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 1) | 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 5446 a prime number?
No. 5446 = 2 × 7 × 389, so it is divisible by 2.
What are the factors of 5446?
1, 2, 7, 14, 389, 778, 2723, 5446.
What is 5446 in binary?
1010101000110 (hexadecimal 1546, octal 12506).
What is the square root of 5446?
About 73.7970.
Is 5446 divisible by 3?
No. Its digits add up to 19, which is not a multiple of 3.
What is special about the number 5446?
It is a composite number with 8 divisors.