The number 43363
43363 is a composite number with 4 divisors. Its prime factorisation is 103 × 421. Divisors (4): 1, 103, 421, 43363.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 43363: a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 103 × 421, the product of two primes.
- 2
43363 is composite. Its prime factorisation is
- 3
The divisors add up to 43888; without 43363 itself that is 525, so 43363 is deficient (525 is less than 43363). Euler's totient φ(43363) = 42840 numbers up to 43363 share no factor with it.
- 4
The digits of 43363 add up to 19, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 132 steps to reach 1.
LaTeX source of the formulas on this page
\[ 43363 = 103 \times 421 \]
43363 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 43888 |
| Euler totient φ(n) | 42840 |
| Square | 1880349769 |
| Cube | 81537607033147 |
| Square root | 208.237845 |
| Digit sum / digital root | 19 / 1 |
| Collatz steps to 1 | 132 |
| Scientific notation | 4.3363 × |
43363 in other forms
| Form | Value |
|---|---|
| In words | forty-three thousand three hundred and sixty-three |
| Binary (base 2) | 1010100101100011 |
| Octal (base 8) | 124543 |
| Hexadecimal (base 16) | A963 |
| Base 3 | 2012111001 |
| As time | 43363 seconds = 12 h 2 min 43 s |
Is 43363 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 3) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 3) | 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 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 3) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 1) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 3) | 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 7) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 43363 a prime number?
No. 43363 = 103 × 421, so it is divisible by 103.
What are the factors of 43363?
1, 103, 421, 43363.
What is 43363 in binary?
1010100101100011 (hexadecimal A963, octal 124543).
What is the square root of 43363?
About 208.2378.
Is 43363 divisible by 3?
No. Its digits add up to 19, which is not a multiple of 3.
What is special about the number 43363?
43363 is a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 103 × 421, the product of two primes.