The number 58990
58990 is a composite number with 16 divisors. Its prime factorisation is 2 × 5 × 17 × 347. Divisors (16): 1, 2, 5, 10, 17, 34, 85, 170, 347, 694, 1735, 3470, 5899, 11798, 29495, 58990.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
58990 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
58990 is composite. Its prime factorisation is
- 3
The divisors add up to 112752; without 58990 itself that is 53762, so 58990 is deficient (53762 is less than 58990). Euler's totient φ(58990) = 22144 numbers up to 58990 share no factor with it.
- 4
The digits of 58990 add up to 31, and repeating that until one digit is left gives the digital root 4. The Collatz sequence (halve if even, else 3n+1) takes 104 steps to reach 1.
LaTeX source of the formulas on this page
\[ 58990 = 2 \times 5 \times 17 \times 347 \]
58990 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 112752 |
| Euler totient φ(n) | 22144 |
| Square | 3479820100 |
| Cube | 205274587699000 |
| Square root | 242.878570 |
| Digit sum / digital root | 31 / 4 |
| Collatz steps to 1 | 104 |
| Scientific notation | 5.899 × |
58990 in other forms
| Form | Value |
|---|---|
| In words | fifty-eight thousand nine hundred and ninety |
| Binary (base 2) | 1110011001101110 |
| Octal (base 8) | 163156 |
| Hexadecimal (base 16) | E66E |
| Base 3 | 2222220211 |
| As time | 58990 seconds = 16 h 23 min 10 s |
Is 58990 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (58990 ÷ 2 = 29495) | 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 (58990 ÷ 5 = 11798) | 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 6) | 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 (58990 ÷ 10 = 5899) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 8) | 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 58990 a prime number?
No. 58990 = 2 × 5 × 17 × 347, so it is divisible by 2.
What are the factors of 58990?
1, 2, 5, 10, 17, 34, 85, 170, 347, 694, 1735, 3470, 5899, 11798, 29495, 58990.
What is 58990 in binary?
1110011001101110 (hexadecimal E66E, octal 163156).
What is the square root of 58990?
About 242.8786.
Is 58990 divisible by 3?
No. Its digits add up to 31, which is not a multiple of 3.
What is special about the number 58990?
It is a composite number with 16 divisors.