The number 88489
88489 is a composite number with 4 divisors. Its prime factorisation is 107 × 827. Divisors (4): 1, 107, 827, 88489.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 88489: a semiprime: 107 × 827, the product of two primes.
- 2
88489 is composite. Its prime factorisation is
- 3
The divisors add up to 89424; without 88489 itself that is 935, so 88489 is deficient (935 is less than 88489). Euler's totient φ(88489) = 87556 numbers up to 88489 share no factor with it.
- 4
The digits of 88489 add up to 37, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 133 steps to reach 1.
LaTeX source of the formulas on this page
\[ 88489 = 107 \times 827 \]
88489 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 89424 |
| Euler totient φ(n) | 87556 |
| Square | 7830303121 |
| Cube | 692895692874169 |
| Square root | 297.471007 |
| Digit sum / digital root | 37 / 1 |
| Collatz steps to 1 | 133 |
| Scientific notation | 8.8489 × |
88489 in other forms
| Form | Value |
|---|---|
| In words | eighty-eight thousand four hundred and eighty-nine |
| Binary (base 2) | 10101100110101001 |
| Octal (base 8) | 254651 |
| Hexadecimal (base 16) | 159A9 |
| Base 3 | 11111101101 |
| As time | 88489 seconds = 24 h 34 min 49 s |
Is 88489 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 2) | 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 1) | 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 9) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 5) | 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 88489 a prime number?
No. 88489 = 107 × 827, so it is divisible by 107.
What are the factors of 88489?
1, 107, 827, 88489.
What is 88489 in binary?
10101100110101001 (hexadecimal 159A9, octal 254651).
What is the square root of 88489?
About 297.4710.
Is 88489 divisible by 3?
No. Its digits add up to 37, which is not a multiple of 3.
What is special about the number 88489?
88489 is a semiprime: 107 × 827, the product of two primes.