The number 54429
54429 is a composite number with 4 divisors. Its prime factorisation is 3 × 18143. Divisors (4): 1, 3, 18143, 54429.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 54429: a semiprime: 3 × 18143, the product of two primes.
- 2
54429 is composite. Its prime factorisation is
- 3
The divisors add up to 72576; without 54429 itself that is 18147, so 54429 is deficient (18147 is less than 54429). Euler's totient φ(54429) = 36284 numbers up to 54429 share no factor with it.
- 4
The digits of 54429 add up to 24, and repeating that until one digit is left gives the digital root 6. The Collatz sequence (halve if even, else 3n+1) takes 91 steps to reach 1.
LaTeX source of the formulas on this page
\[ 54429 = 3 \times 18143 \]
54429 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 72576 |
| Euler totient φ(n) | 36284 |
| Square | 2962516041 |
| Cube | 161246785595589 |
| Square root | 233.300236 |
| Digit sum / digital root | 24 / 6 |
| Collatz steps to 1 | 91 |
| Scientific notation | 5.4429 × |
54429 in other forms
| Form | Value |
|---|---|
| In words | fifty-four thousand four hundred and twenty-nine |
| Binary (base 2) | 1101010010011101 |
| Octal (base 8) | 152235 |
| Hexadecimal (base 16) | D49D |
| Base 3 | 2202122220 |
| As time | 54429 seconds = 15 h 7 min 9 s |
Is 54429 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 | Yes (54429 ÷ 3 = 18143) | 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 4) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 3) | 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 5) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 6) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 9) | 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 9) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 54429 a prime number?
No. 54429 = 3 × 18143, so it is divisible by 3.
What are the factors of 54429?
1, 3, 18143, 54429.
What is 54429 in binary?
1101010010011101 (hexadecimal D49D, octal 152235).
What is the square root of 54429?
About 233.3002.
Is 54429 divisible by 3?
Yes. Its digits add up to 24, a multiple of 3.
What is special about the number 54429?
54429 is a semiprime: 3 × 18143, the product of two primes.