The number 44429
44429 is a composite number with 8 divisors. Its prime factorisation is 7 × 11 × 577. Divisors (8): 1, 7, 11, 77, 577, 4039, 6347, 44429.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 44429: a happy number: repeatedly adding the squares of its digits reaches 1.
- 2
44429 is composite. Its prime factorisation is
- 3
The divisors add up to 55488; without 44429 itself that is 11059, so 44429 is deficient (11059 is less than 44429). Euler's totient φ(44429) = 34560 numbers up to 44429 share no factor with it.
- 4
The digits of 44429 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 132 steps to reach 1.
LaTeX source of the formulas on this page
\[ 44429 = 7 \times 11 \times 577 \]
44429 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 55488 |
| Euler totient φ(n) | 34560 |
| Square | 1973936041 |
| Cube | 87700004365589 |
| Square root | 210.781878 |
| Digit sum / digital root | 23 / 5 |
| Collatz steps to 1 | 132 |
| Scientific notation | 4.4429 × |
44429 in other forms
| Form | Value |
|---|---|
| In words | forty-four thousand four hundred and twenty-nine |
| Binary (base 2) | 1010110110001101 |
| Octal (base 8) | 126615 |
| Hexadecimal (base 16) | AD8D |
| Base 3 | 2020221112 |
| As time | 44429 seconds = 12 h 20 min 29 s |
Is 44429 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 | Yes (44429 ÷ 7 = 6347) | 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 5) | 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 | Yes (44429 ÷ 11 = 4039) | 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 44429 a prime number?
No. 44429 = 7 × 11 × 577, so it is divisible by 7.
What are the factors of 44429?
1, 7, 11, 77, 577, 4039, 6347, 44429.
What is 44429 in binary?
1010110110001101 (hexadecimal AD8D, octal 126615).
What is the square root of 44429?
About 210.7819.
Is 44429 divisible by 3?
No. Its digits add up to 23, which is not a multiple of 3.
What is special about the number 44429?
44429 is a happy number: repeatedly adding the squares of its digits reaches 1.