The number 40162
40162 is a composite number with 8 divisors. Its prime factorisation is 2 × 43 × 467. Divisors (8): 1, 2, 43, 86, 467, 934, 20081, 40162.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
40162 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
40162 is composite. Its prime factorisation is
- 3
The divisors add up to 61776; without 40162 itself that is 21614, so 40162 is deficient (21614 is less than 40162). Euler's totient φ(40162) = 19572 numbers up to 40162 share no factor with it.
- 4
The digits of 40162 add up to 13, and repeating that until one digit is left gives the digital root 4. The Collatz sequence (halve if even, else 3n+1) takes 137 steps to reach 1.
LaTeX source of the formulas on this page
\[ 40162 = 2 \times 43 \times 467 \]
40162 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 61776 |
| Euler totient φ(n) | 19572 |
| Square | 1612986244 |
| Cube | 64780753531528 |
| Square root | 200.404591 |
| Digit sum / digital root | 13 / 4 |
| Collatz steps to 1 | 137 |
| Scientific notation | 4.0162 × |
40162 in other forms
| Form | Value |
|---|---|
| In words | forty thousand one hundred and sixty-two |
| Binary (base 2) | 1001110011100010 |
| Octal (base 8) | 116342 |
| Hexadecimal (base 16) | 9CE2 |
| Base 3 | 2001002111 |
| As time | 40162 seconds = 11 h 9 min 22 s |
Is 40162 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (40162 ÷ 2 = 20081) | 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 | No (remainder 2) | 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 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 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 | 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 10) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 40162 a prime number?
No. 40162 = 2 × 43 × 467, so it is divisible by 2.
What are the factors of 40162?
1, 2, 43, 86, 467, 934, 20081, 40162.
What is 40162 in binary?
1001110011100010 (hexadecimal 9CE2, octal 116342).
What is the square root of 40162?
About 200.4046.
Is 40162 divisible by 3?
No. Its digits add up to 13, which is not a multiple of 3.
What is special about the number 40162?
It is a composite number with 8 divisors.