The number 36321
36321 is a composite number with 4 divisors. Its prime factorisation is 3 × 12107. Divisors (4): 1, 3, 12107, 36321.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 36321: a semiprime: 3 × 12107, the product of two primes.
- 2
36321 is composite. Its prime factorisation is
- 3
The divisors add up to 48432; without 36321 itself that is 12111, so 36321 is deficient (12111 is less than 36321). Euler's totient φ(36321) = 24212 numbers up to 36321 share no factor with it.
- 4
The digits of 36321 add up to 15, and repeating that until one digit is left gives the digital root 6. The Collatz sequence (halve if even, else 3n+1) takes 155 steps to reach 1.
LaTeX source of the formulas on this page
\[ 36321 = 3 \times 12107 \]
36321 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 48432 |
| Euler totient φ(n) | 24212 |
| Square | 1319215041 |
| Cube | 47915209504161 |
| Square root | 190.580692 |
| Digit sum / digital root | 15 / 6 |
| Collatz steps to 1 | 155 |
| Scientific notation | 3.6321 × |
36321 in other forms
| Form | Value |
|---|---|
| In words | thirty-six thousand three hundred and twenty-one |
| Binary (base 2) | 1000110111100001 |
| Octal (base 8) | 106741 |
| Hexadecimal (base 16) | 8DE1 |
| Base 3 | 1211211020 |
| As time | 36321 seconds = 10 h 5 min 21 s |
Is 36321 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 | Yes (36321 ÷ 3 = 12107) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | No (remainder 1) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 1) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 3) | 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 1) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 6) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 1) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 10) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 9) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 36321 a prime number?
No. 36321 = 3 × 12107, so it is divisible by 3.
What are the factors of 36321?
1, 3, 12107, 36321.
What is 36321 in binary?
1000110111100001 (hexadecimal 8DE1, octal 106741).
What is the square root of 36321?
About 190.5807.
Is 36321 divisible by 3?
Yes. Its digits add up to 15, a multiple of 3.
What is special about the number 36321?
36321 is a semiprime: 3 × 12107, the product of two primes.