The number 3369
3369 is a composite number with 4 divisors. Its prime factorisation is 3 × 1123. Divisors (4): 1, 3, 1123, 3369.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 3369: a semiprime: 3 × 1123, the product of two primes.
- 2
3369 is composite. Its prime factorisation is
- 3
The divisors add up to 4496; without 3369 itself that is 1127, so 3369 is deficient (1127 is less than 3369). Euler's totient φ(3369) = 2244 numbers up to 3369 share no factor with it.
- 4
The digits of 3369 add up to 21, and repeating that until one digit is left gives the digital root 3. The Collatz sequence (halve if even, else 3n+1) takes 180 steps to reach 1.
LaTeX source of the formulas on this page
\[ 3369 = 3 \times 1123 \]
3369 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 4496 |
| Euler totient φ(n) | 2244 |
| Square | 11350161 |
| Cube | 38238692409 |
| Square root | 58.043087 |
| Digit sum / digital root | 21 / 3 |
| Collatz steps to 1 | 180 |
| Scientific notation | 3.369 × |
3369 in other forms
| Form | Value |
|---|---|
| In words | three thousand three hundred and sixty-nine |
| Roman numerals | MMMCCCLXIX |
| Binary (base 2) | 110100101001 |
| Octal (base 8) | 6451 |
| Hexadecimal (base 16) | D29 |
| Base 3 | 11121210 |
| As time | 3369 seconds = 56 min 9 s |
Is 3369 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 | Yes (3369 ÷ 3 = 1123) | 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 4) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 3) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 2) | 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 1) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 3) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 9) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 3) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 9) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 3369 a prime number?
No. 3369 = 3 × 1123, so it is divisible by 3.
What are the factors of 3369?
1, 3, 1123, 3369.
What is 3369 in binary?
110100101001 (hexadecimal D29, octal 6451).
What is the square root of 3369?
About 58.0431.
What is 3369 in Roman numerals?
MMMCCCLXIX.
Is 3369 divisible by 3?
Yes. Its digits add up to 21, a multiple of 3.
What is special about the number 3369?
3369 is a semiprime: 3 × 1123, the product of two primes.