The number 26441
26441 is a composite number with 4 divisors. Its prime factorisation is 137 × 193. Divisors (4): 1, 137, 193, 26441.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 26441: a semiprime: 137 × 193, the product of two primes.
- 2
26441 is composite. Its prime factorisation is
- 3
The divisors add up to 26772; without 26441 itself that is 331, so 26441 is deficient (331 is less than 26441). Euler's totient φ(26441) = 26112 numbers up to 26441 share no factor with it.
- 4
The digits of 26441 add up to 17, and repeating that until one digit is left gives the digital root 8. The Collatz sequence (halve if even, else 3n+1) takes 51 steps to reach 1.
LaTeX source of the formulas on this page
\[ 26441 = 137 \times 193 \]
26441 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 26772 |
| Euler totient φ(n) | 26112 |
| Square | 699126481 |
| Cube | 18485603284121 |
| Square root | 162.606888 |
| Digit sum / digital root | 17 / 8 |
| Collatz steps to 1 | 51 |
| Scientific notation | 2.6441 × |
26441 in other forms
| Form | Value |
|---|---|
| In words | twenty-six thousand four hundred and forty-one |
| Binary (base 2) | 110011101001001 |
| Octal (base 8) | 63511 |
| Hexadecimal (base 16) | 6749 |
| Base 3 | 1100021022 |
| As time | 26441 seconds = 7 h 20 min 41 s |
Is 26441 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 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 8) | 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 8) | 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 26441 a prime number?
No. 26441 = 137 × 193, so it is divisible by 137.
What are the factors of 26441?
1, 137, 193, 26441.
What is 26441 in binary?
110011101001001 (hexadecimal 6749, octal 63511).
What is the square root of 26441?
About 162.6069.
Is 26441 divisible by 3?
No. Its digits add up to 17, which is not a multiple of 3.
What is special about the number 26441?
26441 is a semiprime: 137 × 193, the product of two primes.