The number 60361
60361 is a composite number with 4 divisors. Its prime factorisation is 7 × 8623. Divisors (4): 1, 7, 8623, 60361.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 60361: a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 7 × 8623, the product of two primes.
- 2
60361 is composite. Its prime factorisation is
- 3
The divisors add up to 68992; without 60361 itself that is 8631, so 60361 is deficient (8631 is less than 60361). Euler's totient φ(60361) = 51732 numbers up to 60361 share no factor with it.
- 4
The digits of 60361 add up to 16, and repeating that until one digit is left gives the digital root 7. The Collatz sequence (halve if even, else 3n+1) takes 148 steps to reach 1.
LaTeX source of the formulas on this page
\[ 60361 = 7 \times 8623 \]
60361 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 68992 |
| Euler totient φ(n) | 51732 |
| Square | 3643450321 |
| Cube | 219922304825881 |
| Square root | 245.684757 |
| Digit sum / digital root | 16 / 7 |
| Collatz steps to 1 | 148 |
| Scientific notation | 6.0361 × |
60361 in other forms
| Form | Value |
|---|---|
| In words | sixty thousand three hundred and sixty-one |
| Binary (base 2) | 1110101111001001 |
| Octal (base 8) | 165711 |
| Hexadecimal (base 16) | EBC9 |
| Base 3 | 10001210121 |
| As time | 60361 seconds = 16 h 46 min 1 s |
Is 60361 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 | No (remainder 1) | 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 | Yes (60361 ÷ 7 = 8623) | 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 1) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 4) | 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 60361 a prime number?
No. 60361 = 7 × 8623, so it is divisible by 7.
What are the factors of 60361?
1, 7, 8623, 60361.
What is 60361 in binary?
1110101111001001 (hexadecimal EBC9, octal 165711).
What is the square root of 60361?
About 245.6848.
Is 60361 divisible by 3?
No. Its digits add up to 16, which is not a multiple of 3.
What is special about the number 60361?
60361 is a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 7 × 8623, the product of two primes.