The number 80094
80094 is a composite number with 16 divisors. Its prime factorisation is 2 × 3 × 7 × 1907. Divisors (16): 1, 2, 3, 6, 7, 14, 21, 42, 1907, 3814, 5721, 11442, 13349, 26698, 40047, 80094.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 80094: a Harshad number: divisible by its digit sum 21.
- 2
80094 is composite. Its prime factorisation is
- 3
The divisors add up to 183168; without 80094 itself that is 103074, so 80094 is abundant (103074 is more than 80094). Euler's totient φ(80094) = 22872 numbers up to 80094 share no factor with it.
- 4
The digits of 80094 add up to 21, and repeating that until one digit is left gives the digital root 3. The Collatz sequence (halve if even, else 3n+1) takes 169 steps to reach 1.
LaTeX source of the formulas on this page
\[ 80094 = 2 \times 3 \times 7 \times 1907 \]
80094 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 183168 |
| Euler totient φ(n) | 22872 |
| Square | 6415048836 |
| Cube | 513806921470584 |
| Square root | 283.008834 |
| Digit sum / digital root | 21 / 3 |
| Collatz steps to 1 | 169 |
| Scientific notation | 8.0094 × |
80094 in other forms
| Form | Value |
|---|---|
| In words | eighty thousand and ninety-four |
| Binary (base 2) | 10011100011011110 |
| Octal (base 8) | 234336 |
| Hexadecimal (base 16) | 138DE |
| Base 3 | 11001212110 |
| As time | 80094 seconds = 22 h 14 min 54 s |
Is 80094 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (80094 ÷ 2 = 40047) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | Yes (80094 ÷ 3 = 26698) | 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 4) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | Yes (80094 ÷ 6 = 13349) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | Yes (80094 ÷ 7 = 11442) | 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 6) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 3) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 4) | 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 6) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 80094 a prime number?
No. 80094 = 2 × 3 × 7 × 1907, so it is divisible by 2.
What are the factors of 80094?
1, 2, 3, 6, 7, 14, 21, 42, 1907, 3814, 5721, 11442, 13349, 26698, 40047, 80094.
What is 80094 in binary?
10011100011011110 (hexadecimal 138DE, octal 234336).
What is the square root of 80094?
About 283.0088.
Is 80094 divisible by 3?
Yes. Its digits add up to 21, a multiple of 3.
What is special about the number 80094?
80094 is a Harshad number: divisible by its digit sum 21.