The number 47375
47375 is a composite number with 8 divisors. Its prime factorisation is Ć 379. Divisors (8): 1, 5, 25, 125, 379, 1895, 9475, 47375.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
47375 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
47375 is composite. Its prime factorisation is
- 3
The divisors add up to 59280; without 47375 itself that is 11905, so 47375 is deficient (11905 is less than 47375). Euler's totient Ļ(47375) = 37800 numbers up to 47375 share no factor with it.
- 4
The digits of 47375 add up to 26, and repeating that until one digit is left gives the digital root 8. The Collatz sequence (halve if even, else 3n+1) takes 83 steps to reach 1.
LaTeX source of the formulas on this page
\[ 47375 = 5^{3} \times 379 \]47375 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 59280 |
| Euler totient Ļ(n) | 37800 |
| Square | 2244390625 |
| Cube | 106328005859375 |
| Square root | 217.657989 (= 5ā1895) |
| Digit sum / digital root | 26 / 8 |
| Collatz steps to 1 | 83 |
| Scientific notation | 4.7375 Ć |
47375 in other forms
| Form | Value |
|---|---|
| In words | forty-seven thousand three hundred and seventy-five |
| Binary (base 2) | 1011100100001111 |
| Octal (base 8) | 134417 |
| Hexadecimal (base 16) | B90F |
| Base 3 | 2101222122 |
| As time | 47375 seconds = 13 h 9 min 35 s |
Is 47375 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 2) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | No (remainder 3) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | Yes (47375 Ć· 5 = 9475) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 5) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 6) | 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 7) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 8) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 5) | 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 11) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 47375 a prime number?
No. 47375 = Ć 379, so it is divisible by 5.
What are the factors of 47375?
1, 5, 25, 125, 379, 1895, 9475, 47375.
What is 47375 in binary?
1011100100001111 (hexadecimal B90F, octal 134417).
What is the square root of 47375?
About 217.6580, exactly 5ā1895.
Is 47375 divisible by 3?
No. Its digits add up to 26, which is not a multiple of 3.
What is special about the number 47375?
It is a composite number with 8 divisors.