The number 38994
38994 is a composite number with 16 divisors. Its prime factorisation is 2 × 3 × 67 × 97. Divisors (16): 1, 2, 3, 6, 67, 97, 134, 194, 201, 291, 402, 582, 6499, 12998, 19497, 38994.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
38994 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
38994 is composite. Its prime factorisation is
- 3
The divisors add up to 79968; without 38994 itself that is 40974, so 38994 is abundant (40974 is more than 38994). Euler's totient φ(38994) = 12672 numbers up to 38994 share no factor with it.
- 4
The digits of 38994 add up to 33, and repeating that until one digit is left gives the digital root 6. The Collatz sequence (halve if even, else 3n+1) takes 168 steps to reach 1.
LaTeX source of the formulas on this page
\[ 38994 = 2 \times 3 \times 67 \times 97 \]
38994 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 79968 |
| Euler totient φ(n) | 12672 |
| Square | 1520532036 |
| Cube | 59291626211784 |
| Square root | 197.468985 |
| Digit sum / digital root | 33 / 6 |
| Collatz steps to 1 | 168 |
| Scientific notation | 3.8994 × |
38994 in other forms
| Form | Value |
|---|---|
| In words | thirty-eight thousand nine hundred and ninety-four |
| Binary (base 2) | 1001100001010010 |
| Octal (base 8) | 114122 |
| Hexadecimal (base 16) | 9852 |
| Base 3 | 1222111020 |
| As time | 38994 seconds = 10 h 49 min 54 s |
Is 38994 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (38994 ÷ 2 = 19497) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | Yes (38994 ÷ 3 = 12998) | 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 4) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | Yes (38994 ÷ 6 = 6499) | 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 2) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 6) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 4) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 10) | 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 38994 a prime number?
No. 38994 = 2 × 3 × 67 × 97, so it is divisible by 2.
What are the factors of 38994?
1, 2, 3, 6, 67, 97, 134, 194, 201, 291, 402, 582, 6499, 12998, 19497, 38994.
What is 38994 in binary?
1001100001010010 (hexadecimal 9852, octal 114122).
What is the square root of 38994?
About 197.4690.
Is 38994 divisible by 3?
Yes. Its digits add up to 33, a multiple of 3.
What is special about the number 38994?
It is a composite number with 16 divisors.