The number 48722
48722 is a composite number with 8 divisors. Its prime factorisation is 2 × 17 × 1433. Divisors (8): 1, 2, 17, 34, 1433, 2866, 24361, 48722.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
48722 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
48722 is composite. Its prime factorisation is
- 3
The divisors add up to 77436; without 48722 itself that is 28714, so 48722 is deficient (28714 is less than 48722). Euler's totient φ(48722) = 22912 numbers up to 48722 share no factor with it.
- 4
The digits of 48722 add up to 23, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 65 steps to reach 1.
LaTeX source of the formulas on this page
\[ 48722 = 2 \times 17 \times 1433 \]
48722 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 77436 |
| Euler totient φ(n) | 22912 |
| Square | 2373833284 |
| Cube | 115657905263048 |
| Square root | 220.730605 |
| Digit sum / digital root | 23 / 5 |
| Collatz steps to 1 | 65 |
| Scientific notation | 4.8722 × |
48722 in other forms
| Form | Value |
|---|---|
| In words | forty-eight thousand seven hundred and twenty-two |
| Binary (base 2) | 1011111001010010 |
| Octal (base 8) | 137122 |
| Hexadecimal (base 16) | BE52 |
| Base 3 | 2110211112 |
| As time | 48722 seconds = 13 h 32 min 2 s |
Is 48722 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (48722 ÷ 2 = 24361) | 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 2) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 2) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 2) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 2) | 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 2) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 5) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 2) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 3) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 2) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 48722 a prime number?
No. 48722 = 2 × 17 × 1433, so it is divisible by 2.
What are the factors of 48722?
1, 2, 17, 34, 1433, 2866, 24361, 48722.
What is 48722 in binary?
1011111001010010 (hexadecimal BE52, octal 137122).
What is the square root of 48722?
About 220.7306.
Is 48722 divisible by 3?
No. Its digits add up to 23, which is not a multiple of 3.
What is special about the number 48722?
It is a composite number with 8 divisors.