The number 55466
55466 is a composite number with 4 divisors. Its prime factorisation is 2 × 27733. Divisors (4): 1, 2, 27733, 55466.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 55466: a semiprime: 2 × 27733, the product of two primes.
- 2
55466 is composite. Its prime factorisation is
- 3
The divisors add up to 83202; without 55466 itself that is 27736, so 55466 is deficient (27736 is less than 55466). Euler's totient φ(55466) = 27732 numbers up to 55466 share no factor with it.
- 4
The digits of 55466 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 34 steps to reach 1.
LaTeX source of the formulas on this page
\[ 55466 = 2 \times 27733 \]
55466 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 83202 |
| Euler totient φ(n) | 27732 |
| Square | 3076477156 |
| Cube | 170639881934696 |
| Square root | 235.512208 |
| Digit sum / digital root | 26 / 8 |
| Collatz steps to 1 | 34 |
| Scientific notation | 5.5466 × |
55466 in other forms
| Form | Value |
|---|---|
| In words | fifty-five thousand four hundred and sixty-six |
| Binary (base 2) | 1101100010101010 |
| Octal (base 8) | 154252 |
| Hexadecimal (base 16) | D8AA |
| Base 3 | 2211002022 |
| As time | 55466 seconds = 15 h 24 min 26 s |
Is 55466 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (55466 ÷ 2 = 27733) | 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 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 2) | 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 2) | 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 4) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 2) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 55466 a prime number?
No. 55466 = 2 × 27733, so it is divisible by 2.
What are the factors of 55466?
1, 2, 27733, 55466.
What is 55466 in binary?
1101100010101010 (hexadecimal D8AA, octal 154252).
What is the square root of 55466?
About 235.5122.
Is 55466 divisible by 3?
No. Its digits add up to 26, which is not a multiple of 3.
What is special about the number 55466?
55466 is a semiprime: 2 × 27733, the product of two primes.