The number 48625
48625 is a composite number with 8 divisors. Its prime factorisation is Ć 389. Divisors (8): 1, 5, 25, 125, 389, 1945, 9725, 48625.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 48625: a Harshad number: divisible by its digit sum 25.
- 2
48625 is composite. Its prime factorisation is
- 3
The divisors add up to 60840; without 48625 itself that is 12215, so 48625 is deficient (12215 is less than 48625). Euler's totient Ļ(48625) = 38800 numbers up to 48625 share no factor with it.
- 4
The digits of 48625 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 158 steps to reach 1.
LaTeX source of the formulas on this page
\[ 48625 = 5^{3} \times 389 \]48625 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 60840 |
| Euler totient Ļ(n) | 38800 |
| Square | 2364390625 |
| Cube | 114968494140625 |
| Square root | 220.510771 (= 5ā1945) |
| Digit sum / digital root | 25 / 7 |
| Collatz steps to 1 | 158 |
| Scientific notation | 4.8625 Ć |
48625 in other forms
| Form | Value |
|---|---|
| In words | forty-eight thousand six hundred and twenty-five |
| Binary (base 2) | 1011110111110001 |
| Octal (base 8) | 136761 |
| Hexadecimal (base 16) | BDF1 |
| Base 3 | 2110200221 |
| As time | 48625 seconds = 13 h 30 min 25 s |
Is 48625 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 | Yes (48625 Ć· 5 = 9725) | 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 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 7) | 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 5) | 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 48625 a prime number?
No. 48625 = Ć 389, so it is divisible by 5.
What are the factors of 48625?
1, 5, 25, 125, 389, 1945, 9725, 48625.
What is 48625 in binary?
1011110111110001 (hexadecimal BDF1, octal 136761).
What is the square root of 48625?
About 220.5108, exactly 5ā1945.
Is 48625 divisible by 3?
No. Its digits add up to 25, which is not a multiple of 3.
What is special about the number 48625?
48625 is a Harshad number: divisible by its digit sum 25.