The number 62426
62426 is a palindrome: it reads 62426 backwards too. Its prime factorisation is 2 × × 13. Divisors (20): 1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 343, 637, 686, 1274, 2401, 4459 … 62426.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 62426: a palindrome: it reads 62426 backwards too.
- 2
62426 is composite. Its prime factorisation is
- 3
The divisors add up to 117642; without 62426 itself that is 55216, so 62426 is deficient (55216 is less than 62426). Euler's totient φ(62426) = 24696 numbers up to 62426 share no factor with it.
- 4
The digits of 62426 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 148 steps to reach 1.
LaTeX source of the formulas on this page
\[ 62426 = 2 \times 7^{4} \times 13 \]62426 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 20 |
| Sum of divisors | 117642 |
| Euler totient φ(n) | 24696 |
| Square | 3897005476 |
| Cube | 243274463844776 |
| Square root | 249.851956 (= 49√26) |
| Digit sum / digital root | 20 / 2 |
| Collatz steps to 1 | 148 |
| Scientific notation | 6.2426 × |
62426 in other forms
| Form | Value |
|---|---|
| In words | sixty-two thousand four hundred and twenty-six |
| Binary (base 2) | 1111001111011010 |
| Octal (base 8) | 171732 |
| Hexadecimal (base 16) | F3DA |
| Base 3 | 10011122002 |
| As time | 62426 seconds = 17 h 20 min 26 s |
Is 62426 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (62426 ÷ 2 = 31213) | 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 2) | 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 2) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | Yes (62426 ÷ 7 = 8918) | 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 2) | 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 6) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 1) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 2) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 62426 a prime number?
No. 62426 = 2 × × 13, so it is divisible by 2.
What are the factors of 62426?
1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 343, 637, 686, 1274, 2401, 4459, 4802, 8918, 31213, 62426.
What is 62426 in binary?
1111001111011010 (hexadecimal F3DA, octal 171732).
What is the square root of 62426?
About 249.8520, exactly 49√26.
Is 62426 divisible by 3?
No. Its digits add up to 20, which is not a multiple of 3.
What is special about the number 62426?
62426 is a palindrome: it reads 62426 backwards too.