The number 80083
80083 is a composite number with 4 divisors. Its prime factorisation is 53 × 1511. Divisors (4): 1, 53, 1511, 80083.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 80083: a semiprime: 53 × 1511, the product of two primes.
- 2
80083 is composite. Its prime factorisation is
- 3
The divisors add up to 81648; without 80083 itself that is 1565, so 80083 is deficient (1565 is less than 80083). Euler's totient φ(80083) = 78520 numbers up to 80083 share no factor with it.
- 4
The digits of 80083 add up to 19, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 107 steps to reach 1.
LaTeX source of the formulas on this page
\[ 80083 = 53 \times 1511 \]
80083 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 81648 |
| Euler totient φ(n) | 78520 |
| Square | 6413286889 |
| Cube | 513595253931787 |
| Square root | 282.989399 |
| Digit sum / digital root | 19 / 1 |
| Collatz steps to 1 | 107 |
| Scientific notation | 8.0083 × |
80083 in other forms
| Form | Value |
|---|---|
| In words | eighty thousand and eighty-three |
| Binary (base 2) | 10011100011010011 |
| Octal (base 8) | 234323 |
| Hexadecimal (base 16) | 138D3 |
| Base 3 | 11001212001 |
| As time | 80083 seconds = 22 h 14 min 43 s |
Is 80083 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | No (remainder 1) | 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 3) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 3) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 1) | 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 3) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 1) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 3) | 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 7) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 80083 a prime number?
No. 80083 = 53 × 1511, so it is divisible by 53.
What are the factors of 80083?
1, 53, 1511, 80083.
What is 80083 in binary?
10011100011010011 (hexadecimal 138D3, octal 234323).
What is the square root of 80083?
About 282.9894.
Is 80083 divisible by 3?
No. Its digits add up to 19, which is not a multiple of 3.
What is special about the number 80083?
80083 is a semiprime: 53 × 1511, the product of two primes.