The number 3587
3587 is a composite number with 4 divisors. Its prime factorisation is 17 × 211. Divisors (4): 1, 17, 211, 3587.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 3587: a semiprime: 17 × 211, the product of two primes.
- 2
3587 is composite. Its prime factorisation is
- 3
The divisors add up to 3816; without 3587 itself that is 229, so 3587 is deficient (229 is less than 3587). Euler's totient φ(3587) = 3360 numbers up to 3587 share no factor with it.
- 4
The digits of 3587 add up to 23, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 118 steps to reach 1.
LaTeX source of the formulas on this page
\[ 3587 = 17 \times 211 \]
3587 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 3816 |
| Euler totient φ(n) | 3360 |
| Square | 12866569 |
| Cube | 46152383003 |
| Square root | 59.891569 |
| Digit sum / digital root | 23 / 5 |
| Collatz steps to 1 | 118 |
| Scientific notation | 3.587 × |
3587 in other forms
| Form | Value |
|---|---|
| In words | three thousand five hundred and eighty-seven |
| Roman numerals | MMMDLXXXVII |
| Binary (base 2) | 111000000011 |
| Octal (base 8) | 7003 |
| Hexadecimal (base 16) | E03 |
| Base 3 | 11220212 |
| As time | 3587 seconds = 59 min 47 s |
Is 3587 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 2) | 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 2) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 5) | 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 5) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 7) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 1) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 11) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 3587 a prime number?
No. 3587 = 17 × 211, so it is divisible by 17.
What are the factors of 3587?
1, 17, 211, 3587.
What is 3587 in binary?
111000000011 (hexadecimal E03, octal 7003).
What is the square root of 3587?
About 59.8916.
What is 3587 in Roman numerals?
MMMDLXXXVII.
Is 3587 divisible by 3?
No. Its digits add up to 23, which is not a multiple of 3.
What is special about the number 3587?
3587 is a semiprime: 17 × 211, the product of two primes.