The number 48670
48670 is a composite number with 16 divisors. Its prime factorisation is 2 × 5 × 31 × 157. Divisors (16): 1, 2, 5, 10, 31, 62, 155, 157, 310, 314, 785, 1570, 4867, 9734, 24335, 48670.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
48670 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
48670 is composite. Its prime factorisation is
- 3
The divisors add up to 91008; without 48670 itself that is 42338, so 48670 is deficient (42338 is less than 48670). Euler's totient φ(48670) = 18720 numbers up to 48670 share no factor with it.
- 4
The digits of 48670 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 65 steps to reach 1.
LaTeX source of the formulas on this page
\[ 48670 = 2 \times 5 \times 31 \times 157 \]
48670 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 91008 |
| Euler totient φ(n) | 18720 |
| Square | 2368768900 |
| Cube | 115287982363000 |
| Square root | 220.612783 |
| Digit sum / digital root | 25 / 7 |
| Collatz steps to 1 | 65 |
| Scientific notation | 4.867 × |
48670 in other forms
| Form | Value |
|---|---|
| In words | forty-eight thousand six hundred and seventy |
| Binary (base 2) | 1011111000011110 |
| Octal (base 8) | 137036 |
| Hexadecimal (base 16) | BE1E |
| Base 3 | 2110202121 |
| As time | 48670 seconds = 13 h 31 min 10 s |
Is 48670 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (48670 ÷ 2 = 24335) | 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 2) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | Yes (48670 ÷ 5 = 9734) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 4) | 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 6) | 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 | Yes (48670 ÷ 10 = 4867) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 6) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 10) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 48670 a prime number?
No. 48670 = 2 × 5 × 31 × 157, so it is divisible by 2.
What are the factors of 48670?
1, 2, 5, 10, 31, 62, 155, 157, 310, 314, 785, 1570, 4867, 9734, 24335, 48670.
What is 48670 in binary?
1011111000011110 (hexadecimal BE1E, octal 137036).
What is the square root of 48670?
About 220.6128.
Is 48670 divisible by 3?
No. Its digits add up to 25, which is not a multiple of 3.
What is special about the number 48670?
It is a composite number with 16 divisors.