The number 46243
46243 is a composite number with 4 divisors. Its prime factorisation is 131 × 353. Divisors (4): 1, 131, 353, 46243.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 46243: a semiprime: 131 × 353, the product of two primes.
- 2
46243 is composite. Its prime factorisation is
- 3
The divisors add up to 46728; without 46243 itself that is 485, so 46243 is deficient (485 is less than 46243). Euler's totient φ(46243) = 45760 numbers up to 46243 share no factor with it.
- 4
The digits of 46243 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 70 steps to reach 1.
LaTeX source of the formulas on this page
\[ 46243 = 131 \times 353 \]
46243 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 46728 |
| Euler totient φ(n) | 45760 |
| Square | 2138415049 |
| Cube | 98886727110907 |
| Square root | 215.041856 |
| Digit sum / digital root | 19 / 1 |
| Collatz steps to 1 | 70 |
| Scientific notation | 4.6243 × |
46243 in other forms
| Form | Value |
|---|---|
| In words | forty-six thousand two hundred and forty-three |
| Binary (base 2) | 1011010010100011 |
| Octal (base 8) | 132243 |
| Hexadecimal (base 16) | B4A3 |
| Base 3 | 2100102201 |
| As time | 46243 seconds = 12 h 50 min 43 s |
Is 46243 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 1) | 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 10) | 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 46243 a prime number?
No. 46243 = 131 × 353, so it is divisible by 131.
What are the factors of 46243?
1, 131, 353, 46243.
What is 46243 in binary?
1011010010100011 (hexadecimal B4A3, octal 132243).
What is the square root of 46243?
About 215.0419.
Is 46243 divisible by 3?
No. Its digits add up to 19, which is not a multiple of 3.
What is special about the number 46243?
46243 is a semiprime: 131 × 353, the product of two primes.