The number 98701
98701 is a composite number with 4 divisors. Its prime factorisation is 89 × 1109. Divisors (4): 1, 89, 1109, 98701.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 98701: a semiprime: 89 × 1109, the product of two primes.
- 2
98701 is composite. Its prime factorisation is
- 3
The divisors add up to 99900; without 98701 itself that is 1199, so 98701 is deficient (1199 is less than 98701). Euler's totient φ(98701) = 97504 numbers up to 98701 share no factor with it.
- 4
The digits of 98701 add up to 25, and repeating that until one digit is left gives the digital root 7. The Collatz sequence (halve if even, else 3n+1) takes 115 steps to reach 1.
LaTeX source of the formulas on this page
\[ 98701 = 89 \times 1109 \]
98701 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 99900 |
| Euler totient φ(n) | 97504 |
| Square | 9741887401 |
| Cube | 961534028366101 |
| Square root | 314.167153 |
| Digit sum / digital root | 25 / 7 |
| Collatz steps to 1 | 115 |
| Scientific notation | 9.8701 × |
98701 in other forms
| Form | Value |
|---|---|
| In words | ninety-eight thousand seven hundred and one |
| Binary (base 2) | 11000000110001101 |
| Octal (base 8) | 300615 |
| Hexadecimal (base 16) | 1818D |
| Base 3 | 12000101121 |
| As time | 98701 seconds = 27 h 25 min 1 s |
Is 98701 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 1) | 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 1) | 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 7) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 1) | 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 1) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 98701 a prime number?
No. 98701 = 89 × 1109, so it is divisible by 89.
What are the factors of 98701?
1, 89, 1109, 98701.
What is 98701 in binary?
11000000110001101 (hexadecimal 1818D, octal 300615).
What is the square root of 98701?
About 314.1672.
Is 98701 divisible by 3?
No. Its digits add up to 25, which is not a multiple of 3.
What is special about the number 98701?
98701 is a semiprime: 89 × 1109, the product of two primes.