The number 64201
64201 is a composite number with 8 divisors. Its prime factorisation is 19 × 31 × 109. Divisors (8): 1, 19, 31, 109, 589, 2071, 3379, 64201.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
64201 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
64201 is composite. Its prime factorisation is
- 3
The divisors add up to 70400; without 64201 itself that is 6199, so 64201 is deficient (6199 is less than 64201). Euler's totient φ(64201) = 58320 numbers up to 64201 share no factor with it.
- 4
The digits of 64201 add up to 13, and repeating that until one digit is left gives the digital root 4. The Collatz sequence (halve if even, else 3n+1) takes 192 steps to reach 1.
LaTeX source of the formulas on this page
\[ 64201 = 19 \times 31 \times 109 \]
64201 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 70400 |
| Euler totient φ(n) | 58320 |
| Square | 4121768401 |
| Cube | 264621653112601 |
| Square root | 253.379163 |
| Digit sum / digital root | 13 / 4 |
| Collatz steps to 1 | 192 |
| Scientific notation | 6.4201 × |
64201 in other forms
| Form | Value |
|---|---|
| In words | sixty-four thousand two hundred and one |
| Binary (base 2) | 1111101011001001 |
| Octal (base 8) | 175311 |
| Hexadecimal (base 16) | FAC9 |
| Base 3 | 10021001211 |
| As time | 64201 seconds = 17 h 50 min 1 s |
Is 64201 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 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 1) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 4) | 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 4) | 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 5) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 1) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 64201 a prime number?
No. 64201 = 19 × 31 × 109, so it is divisible by 19.
What are the factors of 64201?
1, 19, 31, 109, 589, 2071, 3379, 64201.
What is 64201 in binary?
1111101011001001 (hexadecimal FAC9, octal 175311).
What is the square root of 64201?
About 253.3792.
Is 64201 divisible by 3?
No. Its digits add up to 13, which is not a multiple of 3.
What is special about the number 64201?
It is a composite number with 8 divisors.