The number 80116
80116 is a composite number with 6 divisors. Its prime factorisation is × 20029. Divisors (6): 1, 2, 4, 20029, 40058, 80116.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
80116 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
80116 is composite. Its prime factorisation is
- 3
The divisors add up to 140210; without 80116 itself that is 60094, so 80116 is deficient (60094 is less than 80116). Euler's totient φ(80116) = 40056 numbers up to 80116 share no factor with it.
- 4
The digits of 80116 add up to 16, and repeating that until one digit is left gives the digital root 7. The Collatz sequence (halve if even, else 3n+1) takes 68 steps to reach 1.
LaTeX source of the formulas on this page
\[ 80116 = 2^{2} \times 20029 \]80116 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 6 |
| Sum of divisors | 140210 |
| Euler totient φ(n) | 40056 |
| Square | 6418573456 |
| Cube | 514230431000896 |
| Square root | 283.047699 (= 2√20029) |
| Digit sum / digital root | 16 / 7 |
| Collatz steps to 1 | 68 |
| Scientific notation | 8.0116 × |
80116 in other forms
| Form | Value |
|---|---|
| In words | eighty thousand one hundred and sixteen |
| Binary (base 2) | 10011100011110100 |
| Octal (base 8) | 234364 |
| Hexadecimal (base 16) | 138F4 |
| Base 3 | 11001220021 |
| As time | 80116 seconds = 22 h 15 min 16 s |
Is 80116 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (80116 ÷ 2 = 40058) | 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 | Yes (80116 ÷ 4 = 20029) | 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 4) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 1) | 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 4) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 7) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 6) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 3) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 4) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 80116 a prime number?
No. 80116 = × 20029, so it is divisible by 2.
What are the factors of 80116?
1, 2, 4, 20029, 40058, 80116.
What is 80116 in binary?
10011100011110100 (hexadecimal 138F4, octal 234364).
What is the square root of 80116?
About 283.0477, exactly 2√20029.
Is 80116 divisible by 3?
No. Its digits add up to 16, which is not a multiple of 3.
What is special about the number 80116?
It is a composite number with 6 divisors.