The number 60791
60791 is a composite number with 8 divisors. Its prime factorisation is 31 × 37 × 53. Divisors (8): 1, 31, 37, 53, 1147, 1643, 1961, 60791.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 60791: a happy number: repeatedly adding the squares of its digits reaches 1.
- 2
60791 is composite. Its prime factorisation is
- 3
The divisors add up to 65664; without 60791 itself that is 4873, so 60791 is deficient (4873 is less than 60791). Euler's totient φ(60791) = 56160 numbers up to 60791 share no factor with it.
- 4
The digits of 60791 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 60 steps to reach 1.
LaTeX source of the formulas on this page
\[ 60791 = 31 \times 37 \times 53 \]
60791 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 65664 |
| Euler totient φ(n) | 56160 |
| Square | 3695545681 |
| Cube | 224655917493671 |
| Square root | 246.558310 |
| Digit sum / digital root | 23 / 5 |
| Collatz steps to 1 | 60 |
| Scientific notation | 6.0791 × |
60791 in other forms
| Form | Value |
|---|---|
| In words | sixty thousand seven hundred and ninety-one |
| Binary (base 2) | 1110110101110111 |
| Octal (base 8) | 166567 |
| Hexadecimal (base 16) | ED77 |
| Base 3 | 10002101112 |
| As time | 60791 seconds = 16 h 53 min 11 s |
Is 60791 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 | No (remainder 1) | 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 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 7) | 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 1) | 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 11) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 60791 a prime number?
No. 60791 = 31 × 37 × 53, so it is divisible by 31.
What are the factors of 60791?
1, 31, 37, 53, 1147, 1643, 1961, 60791.
What is 60791 in binary?
1110110101110111 (hexadecimal ED77, octal 166567).
What is the square root of 60791?
About 246.5583.
Is 60791 divisible by 3?
No. Its digits add up to 23, which is not a multiple of 3.
What is special about the number 60791?
60791 is a happy number: repeatedly adding the squares of its digits reaches 1.