The number 60521
60521 is the 6102nd prime number. Its only divisors are 1 and 60521.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 60521: the 6102nd prime number.
- 2
60521 is prime, so its only factors are 1 and 60521. It is the 6102nd prime; the next prime is 60527 and the one before is 60509.
- 3
The divisors add up to 60522; without 60521 itself that is 1, so 60521 is deficient (1 is less than 60521). Euler's totient φ(60521) = 60520 numbers up to 60521 share no factor with it.
- 4
The digits of 60521 add up to 14, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 91 steps to reach 1.
60521 at a glance
| Property | Value |
|---|---|
| Type | prime |
| Number of divisors | 2 |
| Sum of divisors | 60522 |
| Euler totient φ(n) | 60520 |
| Square | 3662791441 |
| Cube | 221675800800761 |
| Square root | 246.010162 |
| Digit sum / digital root | 14 / 5 |
| Collatz steps to 1 | 91 |
| Scientific notation | 6.0521 × |
60521 in other forms
| Form | Value |
|---|---|
| In words | sixty thousand five hundred and twenty-one |
| Binary (base 2) | 1110110001101001 |
| Octal (base 8) | 166151 |
| Hexadecimal (base 16) | EC69 |
| Base 3 | 10002000112 |
| As time | 60521 seconds = 16 h 48 min 41 s |
Is 60521 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 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 5) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 6) | 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 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 10) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 5) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 60521 a prime number?
Yes. 60521 is divisible only by 1 and itself.
What are the factors of 60521?
1, 60521.
What is 60521 in binary?
1110110001101001 (hexadecimal EC69, octal 166151).
What is the square root of 60521?
About 246.0102.
Is 60521 divisible by 3?
No. Its digits add up to 14, which is not a multiple of 3.
What is special about the number 60521?
60521 is the 6102nd prime number.