The number 49375
49375 is a composite number with 10 divisors. Its prime factorisation is Ć 79. Divisors (10): 1, 5, 25, 79, 125, 395, 625, 1975, 9875, 49375.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
49375 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
49375 is composite. Its prime factorisation is
- 3
The divisors add up to 62480; without 49375 itself that is 13105, so 49375 is deficient (13105 is less than 49375). Euler's totient Ļ(49375) = 39000 numbers up to 49375 share no factor with it.
- 4
The digits of 49375 add up to 28, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 189 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49375 = 5^{4} \times 79 \]49375 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 10 |
| Sum of divisors | 62480 |
| Euler totient Ļ(n) | 39000 |
| Square | 2437890625 |
| Cube | 120370849609375 |
| Square root | 222.204860 (= 25ā79) |
| Digit sum / digital root | 28 / 1 |
| Collatz steps to 1 | 189 |
| Scientific notation | 4.9375 Ć |
49375 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand three hundred and seventy-five |
| Binary (base 2) | 1100000011011111 |
| Octal (base 8) | 140337 |
| Hexadecimal (base 16) | C0DF |
| Base 3 | 2111201201 |
| As time | 49375 seconds = 13 h 42 min 55 s |
Is 49375 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 3) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | Yes (49375 Ć· 5 = 9875) | 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 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 7) | 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 5) | 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 7) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 49375 a prime number?
No. 49375 = Ć 79, so it is divisible by 5.
What are the factors of 49375?
1, 5, 25, 79, 125, 395, 625, 1975, 9875, 49375.
What is 49375 in binary?
1100000011011111 (hexadecimal C0DF, octal 140337).
What is the square root of 49375?
About 222.2049, exactly 25ā79.
Is 49375 divisible by 3?
No. Its digits add up to 28, which is not a multiple of 3.
What is special about the number 49375?
It is a composite number with 10 divisors.