The number 38622
38622 is a composite number with 16 divisors. Its prime factorisation is 2 × 3 × 41 × 157. Divisors (16): 1, 2, 3, 6, 41, 82, 123, 157, 246, 314, 471, 942, 6437, 12874, 19311, 38622.
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How to work it out
- 1
38622 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
38622 is composite. Its prime factorisation is
- 3
The divisors add up to 79632; without 38622 itself that is 41010, so 38622 is abundant (41010 is more than 38622). Euler's totient φ(38622) = 12480 numbers up to 38622 share no factor with it.
- 4
The digits of 38622 add up to 21, and repeating that until one digit is left gives the digital root 3. The Collatz sequence (halve if even, else 3n+1) takes 106 steps to reach 1.
LaTeX source of the formulas on this page
\[ 38622 = 2 \times 3 \times 41 \times 157 \]
38622 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 79632 |
| Euler totient φ(n) | 12480 |
| Square | 1491658884 |
| Cube | 57610849417848 |
| Square root | 196.524808 |
| Digit sum / digital root | 21 / 3 |
| Collatz steps to 1 | 106 |
| Scientific notation | 3.8622 × |
38622 in other forms
| Form | Value |
|---|---|
| In words | thirty-eight thousand six hundred and twenty-two |
| Binary (base 2) | 1001011011011110 |
| Octal (base 8) | 113336 |
| Hexadecimal (base 16) | 96DE |
| Base 3 | 1221222110 |
| As time | 38622 seconds = 10 h 43 min 42 s |
Is 38622 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (38622 ÷ 2 = 19311) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | Yes (38622 ÷ 3 = 12874) | 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 2) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | Yes (38622 ÷ 6 = 6437) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 3) | 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 6) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 3) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 2) | 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 6) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 38622 a prime number?
No. 38622 = 2 × 3 × 41 × 157, so it is divisible by 2.
What are the factors of 38622?
1, 2, 3, 6, 41, 82, 123, 157, 246, 314, 471, 942, 6437, 12874, 19311, 38622.
What is 38622 in binary?
1001011011011110 (hexadecimal 96DE, octal 113336).
What is the square root of 38622?
About 196.5248.
Is 38622 divisible by 3?
Yes. Its digits add up to 21, a multiple of 3.
What is special about the number 38622?
It is a composite number with 16 divisors.