The number 12010
12010 is a composite number with 8 divisors. Its prime factorisation is 2 × 5 × 1201. Divisors (8): 1, 2, 5, 10, 1201, 2402, 6005, 12010.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
12010 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
12010 is composite. Its prime factorisation is
- 3
The divisors add up to 21636; without 12010 itself that is 9626, so 12010 is deficient (9626 is less than 12010). Euler's totient φ(12010) = 4800 numbers up to 12010 share no factor with it.
- 4
The digits of 12010 add up to 4, and repeating that until one digit is left gives the digital root 4. The Collatz sequence (halve if even, else 3n+1) takes 50 steps to reach 1.
LaTeX source of the formulas on this page
\[ 12010 = 2 \times 5 \times 1201 \]
12010 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 21636 |
| Euler totient φ(n) | 4800 |
| Square | 144240100 |
| Cube | 1732323601000 |
| Square root | 109.590146 |
| Digit sum / digital root | 4 / 4 |
| Collatz steps to 1 | 50 |
| Scientific notation | 1.201 × |
12010 in other forms
| Form | Value |
|---|---|
| In words | twelve thousand and ten |
| Binary (base 2) | 10111011101010 |
| Octal (base 8) | 27352 |
| Hexadecimal (base 16) | 2EEA |
| Base 3 | 121110211 |
| As time | 12010 seconds = 3 h 20 min 10 s |
Is 12010 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (12010 ÷ 2 = 6005) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | No (remainder 1) | 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 | Yes (12010 ÷ 5 = 2402) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 4) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 5) | 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 4) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | Yes (12010 ÷ 10 = 1201) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 9) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 10) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 12010 a prime number?
No. 12010 = 2 × 5 × 1201, so it is divisible by 2.
What are the factors of 12010?
1, 2, 5, 10, 1201, 2402, 6005, 12010.
What is 12010 in binary?
10111011101010 (hexadecimal 2EEA, octal 27352).
What is the square root of 12010?
About 109.5901.
Is 12010 divisible by 3?
No. Its digits add up to 4, which is not a multiple of 3.
What is special about the number 12010?
It is a composite number with 8 divisors.