The number 38441
38441 is a composite number with 4 divisors. Its prime factorisation is 13 × 2957. Divisors (4): 1, 13, 2957, 38441.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 38441: a semiprime: 13 × 2957, the product of two primes.
- 2
38441 is composite. Its prime factorisation is
- 3
The divisors add up to 41412; without 38441 itself that is 2971, so 38441 is deficient (2971 is less than 38441). Euler's totient φ(38441) = 35472 numbers up to 38441 share no factor with it.
- 4
The digits of 38441 add up to 20, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 230 steps to reach 1.
LaTeX source of the formulas on this page
\[ 38441 = 13 \times 2957 \]
38441 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 41412 |
| Euler totient φ(n) | 35472 |
| Square | 1477710481 |
| Cube | 56804668600121 |
| Square root | 196.063765 |
| Digit sum / digital root | 20 / 2 |
| Collatz steps to 1 | 230 |
| Scientific notation | 3.8441 × |
38441 in other forms
| Form | Value |
|---|---|
| In words | thirty-eight thousand four hundred and forty-one |
| Binary (base 2) | 1001011000101001 |
| Octal (base 8) | 113051 |
| Hexadecimal (base 16) | 9629 |
| Base 3 | 1221201202 |
| As time | 38441 seconds = 10 h 40 min 41 s |
Is 38441 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 1) | 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 1) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 7) | 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 38441 a prime number?
No. 38441 = 13 × 2957, so it is divisible by 13.
What are the factors of 38441?
1, 13, 2957, 38441.
What is 38441 in binary?
1001011000101001 (hexadecimal 9629, octal 113051).
What is the square root of 38441?
About 196.0638.
Is 38441 divisible by 3?
No. Its digits add up to 20, which is not a multiple of 3.
What is special about the number 38441?
38441 is a semiprime: 13 × 2957, the product of two primes.