The number 55670
55670 is a composite number with 16 divisors. Its prime factorisation is 2 × 5 × 19 × 293. Divisors (16): 1, 2, 5, 10, 19, 38, 95, 190, 293, 586, 1465, 2930, 5567, 11134, 27835, 55670.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
55670 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
55670 is composite. Its prime factorisation is
- 3
The divisors add up to 105840; without 55670 itself that is 50170, so 55670 is deficient (50170 is less than 55670). Euler's totient φ(55670) = 21024 numbers up to 55670 share no factor with it.
- 4
The digits of 55670 add up to 23, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 91 steps to reach 1.
LaTeX source of the formulas on this page
\[ 55670 = 2 \times 5 \times 19 \times 293 \]
55670 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 105840 |
| Euler totient φ(n) | 21024 |
| Square | 3099148900 |
| Cube | 172529619263000 |
| Square root | 235.944909 |
| Digit sum / digital root | 23 / 5 |
| Collatz steps to 1 | 91 |
| Scientific notation | 5.567 × |
55670 in other forms
| Form | Value |
|---|---|
| In words | fifty-five thousand six hundred and seventy |
| Binary (base 2) | 1101100101110110 |
| Octal (base 8) | 154566 |
| Hexadecimal (base 16) | D976 |
| Base 3 | 2211100212 |
| As time | 55670 seconds = 15 h 27 min 50 s |
Is 55670 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (55670 ÷ 2 = 27835) | 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 | Yes (55670 ÷ 5 = 11134) | 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 6) | 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 5) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | Yes (55670 ÷ 10 = 5567) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 10) | 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 55670 a prime number?
No. 55670 = 2 × 5 × 19 × 293, so it is divisible by 2.
What are the factors of 55670?
1, 2, 5, 10, 19, 38, 95, 190, 293, 586, 1465, 2930, 5567, 11134, 27835, 55670.
What is 55670 in binary?
1101100101110110 (hexadecimal D976, octal 154566).
What is the square root of 55670?
About 235.9449.
Is 55670 divisible by 3?
No. Its digits add up to 23, which is not a multiple of 3.
What is special about the number 55670?
It is a composite number with 16 divisors.