The number 60421
60421 is a composite number with 8 divisors. Its prime factorisation is 23 × 37 × 71. Divisors (8): 1, 23, 37, 71, 851, 1633, 2627, 60421.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
60421 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
60421 is composite. Its prime factorisation is
- 3
The divisors add up to 65664; without 60421 itself that is 5243, so 60421 is deficient (5243 is less than 60421). Euler's totient φ(60421) = 55440 numbers up to 60421 share no factor with it.
- 4
The digits of 60421 add up to 13, and repeating that until one digit is left gives the digital root 4. The Collatz sequence (halve if even, else 3n+1) takes 135 steps to reach 1.
LaTeX source of the formulas on this page
\[ 60421 = 23 \times 37 \times 71 \]
60421 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 65664 |
| Euler totient φ(n) | 55440 |
| Square | 3650697241 |
| Cube | 220578777998461 |
| Square root | 245.806835 |
| Digit sum / digital root | 13 / 4 |
| Collatz steps to 1 | 135 |
| Scientific notation | 6.0421 × |
60421 in other forms
| Form | Value |
|---|---|
| In words | sixty thousand four hundred and twenty-one |
| Binary (base 2) | 1110110000000101 |
| Octal (base 8) | 166005 |
| Hexadecimal (base 16) | EC05 |
| Base 3 | 10001212211 |
| As time | 60421 seconds = 16 h 47 min 1 s |
Is 60421 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 | 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 5) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 4) | 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 9) | 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 60421 a prime number?
No. 60421 = 23 × 37 × 71, so it is divisible by 23.
What are the factors of 60421?
1, 23, 37, 71, 851, 1633, 2627, 60421.
What is 60421 in binary?
1110110000000101 (hexadecimal EC05, octal 166005).
What is the square root of 60421?
About 245.8068.
Is 60421 divisible by 3?
No. Its digits add up to 13, which is not a multiple of 3.
What is special about the number 60421?
It is a composite number with 8 divisors.