The number 34989
34989 is a composite number with 8 divisors. Its prime factorisation is 3 × 107 × 109. Divisors (8): 1, 3, 107, 109, 321, 327, 11663, 34989.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
34989 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
34989 is composite. Its prime factorisation is
- 3
The divisors add up to 47520; without 34989 itself that is 12531, so 34989 is deficient (12531 is less than 34989). Euler's totient φ(34989) = 22896 numbers up to 34989 share no factor with it.
- 4
The digits of 34989 add up to 33, and repeating that until one digit is left gives the digital root 6. The Collatz sequence (halve if even, else 3n+1) takes 49 steps to reach 1.
LaTeX source of the formulas on this page
\[ 34989 = 3 \times 107 \times 109 \]
34989 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 47520 |
| Euler totient φ(n) | 22896 |
| Square | 1224230121 |
| Cube | 42834587703669 |
| Square root | 187.053468 |
| Digit sum / digital root | 33 / 6 |
| Collatz steps to 1 | 49 |
| Scientific notation | 3.4989 × |
34989 in other forms
| Form | Value |
|---|---|
| In words | thirty-four thousand nine hundred and eighty-nine |
| Binary (base 2) | 1000100010101101 |
| Octal (base 8) | 104255 |
| Hexadecimal (base 16) | 88AD |
| Base 3 | 1202222220 |
| As time | 34989 seconds = 9 h 43 min 9 s |
Is 34989 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 (34989 ÷ 3 = 11663) | 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 3) | 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 6) | 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 9) | 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 34989 a prime number?
No. 34989 = 3 × 107 × 109, so it is divisible by 3.
What are the factors of 34989?
1, 3, 107, 109, 321, 327, 11663, 34989.
What is 34989 in binary?
1000100010101101 (hexadecimal 88AD, octal 104255).
What is the square root of 34989?
About 187.0535.
Is 34989 divisible by 3?
Yes. Its digits add up to 33, a multiple of 3.
What is special about the number 34989?
It is a composite number with 8 divisors.