The number 23467
23467 is a composite number with 4 divisors. Its prime factorisation is 31 × 757. Divisors (4): 1, 31, 757, 23467.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 23467: a semiprime: 31 × 757, the product of two primes.
- 2
23467 is composite. Its prime factorisation is
- 3
The divisors add up to 24256; without 23467 itself that is 789, so 23467 is deficient (789 is less than 23467). Euler's totient φ(23467) = 22680 numbers up to 23467 share no factor with it.
- 4
The digits of 23467 add up to 22, and repeating that until one digit is left gives the digital root 4. The Collatz sequence (halve if even, else 3n+1) takes 144 steps to reach 1.
LaTeX source of the formulas on this page
\[ 23467 = 31 \times 757 \]
23467 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 24256 |
| Euler totient φ(n) | 22680 |
| Square | 550700089 |
| Cube | 12923278988563 |
| Square root | 153.189425 |
| Digit sum / digital root | 22 / 4 |
| Collatz steps to 1 | 144 |
| Scientific notation | 2.3467 × |
23467 in other forms
| Form | Value |
|---|---|
| In words | twenty-three thousand four hundred and sixty-seven |
| Binary (base 2) | 101101110101011 |
| Octal (base 8) | 55653 |
| Hexadecimal (base 16) | 5BAB |
| Base 3 | 1012012011 |
| As time | 23467 seconds = 6 h 31 min 7 s |
Is 23467 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 2) | 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 3) | 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 4) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 7) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 4) | 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 23467 a prime number?
No. 23467 = 31 × 757, so it is divisible by 31.
What are the factors of 23467?
1, 31, 757, 23467.
What is 23467 in binary?
101101110101011 (hexadecimal 5BAB, octal 55653).
What is the square root of 23467?
About 153.1894.
Is 23467 divisible by 3?
No. Its digits add up to 22, which is not a multiple of 3.
What is special about the number 23467?
23467 is a semiprime: 31 × 757, the product of two primes.