The number 43601
43601 is a composite number with 4 divisors. Its prime factorisation is 59 × 739. Divisors (4): 1, 59, 739, 43601.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 43601: a semiprime: 59 × 739, the product of two primes.
- 2
43601 is composite. Its prime factorisation is
- 3
The divisors add up to 44400; without 43601 itself that is 799, so 43601 is deficient (799 is less than 43601). Euler's totient φ(43601) = 42804 numbers up to 43601 share no factor with it.
- 4
The digits of 43601 add up to 14, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 150 steps to reach 1.
LaTeX source of the formulas on this page
\[ 43601 = 59 \times 739 \]
43601 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 44400 |
| Euler totient φ(n) | 42804 |
| Square | 1901047201 |
| Cube | 82887559010801 |
| Square root | 208.808525 |
| Digit sum / digital root | 14 / 5 |
| Collatz steps to 1 | 150 |
| Scientific notation | 4.3601 × |
43601 in other forms
| Form | Value |
|---|---|
| In words | forty-three thousand six hundred and one |
| Binary (base 2) | 1010101001010001 |
| Octal (base 8) | 125121 |
| Hexadecimal (base 16) | AA51 |
| Base 3 | 2012210212 |
| As time | 43601 seconds = 12 h 6 min 41 s |
Is 43601 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 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 5) | 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 5) | 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 8) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 5) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 43601 a prime number?
No. 43601 = 59 × 739, so it is divisible by 59.
What are the factors of 43601?
1, 59, 739, 43601.
What is 43601 in binary?
1010101001010001 (hexadecimal AA51, octal 125121).
What is the square root of 43601?
About 208.8085.
Is 43601 divisible by 3?
No. Its digits add up to 14, which is not a multiple of 3.
What is special about the number 43601?
43601 is a semiprime: 59 × 739, the product of two primes.