The number 60428
60428 is a composite number with 6 divisors. Its prime factorisation is × 15107. Divisors (6): 1, 2, 4, 15107, 30214, 60428.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
60428 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
60428 is composite. Its prime factorisation is
- 3
The divisors add up to 105756; without 60428 itself that is 45328, so 60428 is deficient (45328 is less than 60428). Euler's totient φ(60428) = 30212 numbers up to 60428 share no factor with it.
- 4
The digits of 60428 add up to 20, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 135 steps to reach 1.
LaTeX source of the formulas on this page
\[ 60428 = 2^{2} \times 15107 \]60428 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 6 |
| Sum of divisors | 105756 |
| Euler totient φ(n) | 30212 |
| Square | 3651543184 |
| Cube | 220655451522752 |
| Square root | 245.821073 (= 2√15107) |
| Digit sum / digital root | 20 / 2 |
| Collatz steps to 1 | 135 |
| Scientific notation | 6.0428 × |
60428 in other forms
| Form | Value |
|---|---|
| In words | sixty thousand four hundred and twenty-eight |
| Binary (base 2) | 1110110000001100 |
| Octal (base 8) | 166014 |
| Hexadecimal (base 16) | EC0C |
| Base 3 | 10001220002 |
| As time | 60428 seconds = 16 h 47 min 8 s |
Is 60428 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (60428 ÷ 2 = 30214) | 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 | Yes (60428 ÷ 4 = 15107) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 3) | 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 4) | 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 4) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 2) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 8) | 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 8) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 60428 a prime number?
No. 60428 = × 15107, so it is divisible by 2.
What are the factors of 60428?
1, 2, 4, 15107, 30214, 60428.
What is 60428 in binary?
1110110000001100 (hexadecimal EC0C, octal 166014).
What is the square root of 60428?
About 245.8211, exactly 2√15107.
Is 60428 divisible by 3?
No. Its digits add up to 20, which is not a multiple of 3.
What is special about the number 60428?
It is a composite number with 6 divisors.