The number 88988
88988 is a palindrome: it reads 88988 backwards too. Its prime factorisation is × 22247. Divisors (6): 1, 2, 4, 22247, 44494, 88988.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 88988: a palindrome: it reads 88988 backwards too.
- 2
88988 is composite. Its prime factorisation is
- 3
The divisors add up to 155736; without 88988 itself that is 66748, so 88988 is deficient (66748 is less than 88988). Euler's totient φ(88988) = 44492 numbers up to 88988 share no factor with it.
- 4
The digits of 88988 add up to 41, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 239 steps to reach 1.
LaTeX source of the formulas on this page
\[ 88988 = 2^{2} \times 22247 \]88988 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 6 |
| Sum of divisors | 155736 |
| Euler totient φ(n) | 44492 |
| Square | 7918864144 |
| Cube | 704683882446272 |
| Square root | 298.308565 (= 2√22247) |
| Digit sum / digital root | 41 / 5 |
| Collatz steps to 1 | 239 |
| Scientific notation | 8.8988 × |
88988 in other forms
| Form | Value |
|---|---|
| In words | eighty-eight thousand nine hundred and eighty-eight |
| Binary (base 2) | 10101101110011100 |
| Octal (base 8) | 255634 |
| Hexadecimal (base 16) | 15B9C |
| Base 3 | 11112001212 |
| As time | 88988 seconds = 24 h 43 min 8 s |
Is 88988 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (88988 ÷ 2 = 44494) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | No (remainder 2) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | Yes (88988 ÷ 4 = 22247) | 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 2) | 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 4) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 5) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 8) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 9) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 8) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 88988 a prime number?
No. 88988 = × 22247, so it is divisible by 2.
What are the factors of 88988?
1, 2, 4, 22247, 44494, 88988.
What is 88988 in binary?
10101101110011100 (hexadecimal 15B9C, octal 255634).
What is the square root of 88988?
About 298.3086, exactly 2√22247.
Is 88988 divisible by 3?
No. Its digits add up to 41, which is not a multiple of 3.
What is special about the number 88988?
88988 is a palindrome: it reads 88988 backwards too.