The number 44489
44489 is a composite number with 4 divisors. Its prime factorisation is 17 × 2617. Divisors (4): 1, 17, 2617, 44489.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 44489: a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 17 × 2617, the product of two primes.
- 2
44489 is composite. Its prime factorisation is
- 3
The divisors add up to 47124; without 44489 itself that is 2635, so 44489 is deficient (2635 is less than 44489). Euler's totient φ(44489) = 41856 numbers up to 44489 share no factor with it.
- 4
The digits of 44489 add up to 29, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 93 steps to reach 1.
LaTeX source of the formulas on this page
\[ 44489 = 17 \times 2617 \]
44489 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 47124 |
| Euler totient φ(n) | 41856 |
| Square | 1979271121 |
| Cube | 88055792902169 |
| Square root | 210.924157 |
| Digit sum / digital root | 29 / 2 |
| Collatz steps to 1 | 93 |
| Scientific notation | 4.4489 × |
44489 in other forms
| Form | Value |
|---|---|
| In words | forty-four thousand four hundred and eighty-nine |
| Binary (base 2) | 1010110111001001 |
| Octal (base 8) | 126711 |
| Hexadecimal (base 16) | ADC9 |
| Base 3 | 2021000202 |
| As time | 44489 seconds = 12 h 21 min 29 s |
Is 44489 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 | No (remainder 2) | 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 5) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 4) | 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 2) | 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 5) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 5) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 44489 a prime number?
No. 44489 = 17 × 2617, so it is divisible by 17.
What are the factors of 44489?
1, 17, 2617, 44489.
What is 44489 in binary?
1010110111001001 (hexadecimal ADC9, octal 126711).
What is the square root of 44489?
About 210.9242.
Is 44489 divisible by 3?
No. Its digits add up to 29, which is not a multiple of 3.
What is special about the number 44489?
44489 is a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 17 × 2617, the product of two primes.