The number 61067
61067 is a composite number with 4 divisors. Its prime factorisation is 79 × 773. Divisors (4): 1, 79, 773, 61067.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 61067: a semiprime: 79 × 773, the product of two primes.
- 2
61067 is composite. Its prime factorisation is
- 3
The divisors add up to 61920; without 61067 itself that is 853, so 61067 is deficient (853 is less than 61067). Euler's totient φ(61067) = 60216 numbers up to 61067 share no factor with it.
- 4
The digits of 61067 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
\[ 61067 = 79 \times 773 \]
61067 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 61920 |
| Euler totient φ(n) | 60216 |
| Square | 3729178489 |
| Cube | 227729742787763 |
| Square root | 247.117381 |
| Digit sum / digital root | 20 / 2 |
| Collatz steps to 1 | 135 |
| Scientific notation | 6.1067 × |
61067 in other forms
| Form | Value |
|---|---|
| In words | sixty-one thousand and sixty-seven |
| Binary (base 2) | 1110111010001011 |
| Octal (base 8) | 167213 |
| Hexadecimal (base 16) | EE8B |
| Base 3 | 10002202202 |
| As time | 61067 seconds = 16 h 57 min 47 s |
Is 61067 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 2) | 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 3) | 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 7) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 6) | 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 61067 a prime number?
No. 61067 = 79 × 773, so it is divisible by 79.
What are the factors of 61067?
1, 79, 773, 61067.
What is 61067 in binary?
1110111010001011 (hexadecimal EE8B, octal 167213).
What is the square root of 61067?
About 247.1174.
Is 61067 divisible by 3?
No. Its digits add up to 20, which is not a multiple of 3.
What is special about the number 61067?
61067 is a semiprime: 79 × 773, the product of two primes.