The number 97401
97401 is a composite number with 4 divisors. Its prime factorisation is 3 × 32467. Divisors (4): 1, 3, 32467, 97401.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 97401: a semiprime: 3 × 32467, the product of two primes.
- 2
97401 is composite. Its prime factorisation is
- 3
The divisors add up to 129872; without 97401 itself that is 32471, so 97401 is deficient (32471 is less than 97401). Euler's totient φ(97401) = 64932 numbers up to 97401 share no factor with it.
- 4
The digits of 97401 add up to 21, and repeating that until one digit is left gives the digital root 3. The Collatz sequence (halve if even, else 3n+1) takes 190 steps to reach 1.
LaTeX source of the formulas on this page
\[ 97401 = 3 \times 32467 \]
97401 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 129872 |
| Euler totient φ(n) | 64932 |
| Square | 9486954801 |
| Cube | 924038884572201 |
| Square root | 312.091333 |
| Digit sum / digital root | 21 / 3 |
| Collatz steps to 1 | 190 |
| Scientific notation | 9.7401 × |
97401 in other forms
| Form | Value |
|---|---|
| In words | ninety-seven thousand four hundred and one |
| Binary (base 2) | 10111110001111001 |
| Octal (base 8) | 276171 |
| Hexadecimal (base 16) | 17C79 |
| Base 3 | 11221121110 |
| As time | 97401 seconds = 27 h 3 min 21 s |
Is 97401 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 (97401 ÷ 3 = 32467) | 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 3) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 3) | 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 3) | 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 7) | 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 97401 a prime number?
No. 97401 = 3 × 32467, so it is divisible by 3.
What are the factors of 97401?
1, 3, 32467, 97401.
What is 97401 in binary?
10111110001111001 (hexadecimal 17C79, octal 276171).
What is the square root of 97401?
About 312.0913.
Is 97401 divisible by 3?
Yes. Its digits add up to 21, a multiple of 3.
What is special about the number 97401?
97401 is a semiprime: 3 × 32467, the product of two primes.