The number 88429
88429 is a composite number with 4 divisors. Its prime factorisation is 11 × 8039. Divisors (4): 1, 11, 8039, 88429.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 88429: a semiprime: 11 × 8039, the product of two primes.
- 2
88429 is composite. Its prime factorisation is
- 3
The divisors add up to 96480; without 88429 itself that is 8051, so 88429 is deficient (8051 is less than 88429). Euler's totient φ(88429) = 80380 numbers up to 88429 share no factor with it.
- 4
The digits of 88429 add up to 31, and repeating that until one digit is left gives the digital root 4. The Collatz sequence (halve if even, else 3n+1) takes 71 steps to reach 1.
LaTeX source of the formulas on this page
\[ 88429 = 11 \times 8039 \]
88429 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 96480 |
| Euler totient φ(n) | 80380 |
| Square | 7819688041 |
| Cube | 691487193777589 |
| Square root | 297.370140 |
| Digit sum / digital root | 31 / 4 |
| Collatz steps to 1 | 71 |
| Scientific notation | 8.8429 × |
88429 in other forms
| Form | Value |
|---|---|
| In words | eighty-eight thousand four hundred and twenty-nine |
| Binary (base 2) | 10101100101101101 |
| Octal (base 8) | 254555 |
| Hexadecimal (base 16) | 1596D |
| Base 3 | 11111022011 |
| As time | 88429 seconds = 24 h 33 min 49 s |
Is 88429 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 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 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 5) | 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 9) | A number is divisible by 10 if the last digit is 0. |
| 11 | Yes (88429 ÷ 11 = 8039) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 1) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 88429 a prime number?
No. 88429 = 11 × 8039, so it is divisible by 11.
What are the factors of 88429?
1, 11, 8039, 88429.
What is 88429 in binary?
10101100101101101 (hexadecimal 1596D, octal 254555).
What is the square root of 88429?
About 297.3701.
Is 88429 divisible by 3?
No. Its digits add up to 31, which is not a multiple of 3.
What is special about the number 88429?
88429 is a semiprime: 11 × 8039, the product of two primes.