The number 60081
60081 is a composite number with 8 divisors. Its prime factorisation is 3 × 7 × 2861. Divisors (8): 1, 3, 7, 21, 2861, 8583, 20027, 60081.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
60081 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
60081 is composite. Its prime factorisation is
- 3
The divisors add up to 91584; without 60081 itself that is 31503, so 60081 is deficient (31503 is less than 60081). Euler's totient φ(60081) = 34320 numbers up to 60081 share no factor with it.
- 4
The digits of 60081 add up to 15, and repeating that until one digit is left gives the digital root 6. The Collatz sequence (halve if even, else 3n+1) takes 65 steps to reach 1.
LaTeX source of the formulas on this page
\[ 60081 = 3 \times 7 \times 2861 \]
60081 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 91584 |
| Euler totient φ(n) | 34320 |
| Square | 3609726561 |
| Cube | 216875981511441 |
| Square root | 245.114259 |
| Digit sum / digital root | 15 / 6 |
| Collatz steps to 1 | 65 |
| Scientific notation | 6.0081 × |
60081 in other forms
| Form | Value |
|---|---|
| In words | sixty thousand and eighty-one |
| Binary (base 2) | 1110101010110001 |
| Octal (base 8) | 165261 |
| Hexadecimal (base 16) | EAB1 |
| Base 3 | 10001102020 |
| As time | 60081 seconds = 16 h 41 min 21 s |
Is 60081 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 | Yes (60081 ÷ 3 = 20027) | 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 3) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | Yes (60081 ÷ 7 = 8583) | 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 6) | 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 10) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 9) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 60081 a prime number?
No. 60081 = 3 × 7 × 2861, so it is divisible by 3.
What are the factors of 60081?
1, 3, 7, 21, 2861, 8583, 20027, 60081.
What is 60081 in binary?
1110101010110001 (hexadecimal EAB1, octal 165261).
What is the square root of 60081?
About 245.1143.
Is 60081 divisible by 3?
Yes. Its digits add up to 15, a multiple of 3.
What is special about the number 60081?
It is a composite number with 8 divisors.