The number 80050
80050 is a composite number with 12 divisors. Its prime factorisation is 2 × × 1601. Divisors (12): 1, 2, 5, 10, 25, 50, 1601, 3202, 8005, 16010, 40025, 80050.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
80050 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
80050 is composite. Its prime factorisation is
- 3
The divisors add up to 148986; without 80050 itself that is 68936, so 80050 is deficient (68936 is less than 80050). Euler's totient φ(80050) = 32000 numbers up to 80050 share no factor with it.
- 4
The digits of 80050 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 120 steps to reach 1.
LaTeX source of the formulas on this page
\[ 80050 = 2 \times 5^{2} \times 1601 \]80050 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 12 |
| Sum of divisors | 148986 |
| Euler totient φ(n) | 32000 |
| Square | 6408002500 |
| Cube | 512960600125000 |
| Square root | 282.931087 (= 5√3202) |
| Digit sum / digital root | 13 / 4 |
| Collatz steps to 1 | 120 |
| Scientific notation | 8.005 × |
80050 in other forms
| Form | Value |
|---|---|
| In words | eighty thousand and fifty |
| Binary (base 2) | 10011100010110010 |
| Octal (base 8) | 234262 |
| Hexadecimal (base 16) | 138B2 |
| Base 3 | 11001210211 |
| As time | 80050 seconds = 22 h 14 min 10 s |
Is 80050 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (80050 ÷ 2 = 40025) | 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 (80050 ÷ 5 = 16010) | 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 (80050 ÷ 10 = 8005) | 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 10) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 80050 a prime number?
No. 80050 = 2 × × 1601, so it is divisible by 2.
What are the factors of 80050?
1, 2, 5, 10, 25, 50, 1601, 3202, 8005, 16010, 40025, 80050.
What is 80050 in binary?
10011100010110010 (hexadecimal 138B2, octal 234262).
What is the square root of 80050?
About 282.9311, exactly 5√3202.
Is 80050 divisible by 3?
No. Its digits add up to 13, which is not a multiple of 3.
What is special about the number 80050?
It is a composite number with 12 divisors.