The number 61301
61301 is a composite number with 4 divisors. Its prime factorisation is 59 × 1039. Divisors (4): 1, 59, 1039, 61301.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 61301: a semiprime: 59 × 1039, the product of two primes.
- 2
61301 is composite. Its prime factorisation is
- 3
The divisors add up to 62400; without 61301 itself that is 1099, so 61301 is deficient (1099 is less than 61301). Euler's totient φ(61301) = 60204 numbers up to 61301 share no factor with it.
- 4
The digits of 61301 add up to 11, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 179 steps to reach 1.
LaTeX source of the formulas on this page
\[ 61301 = 59 \times 1039 \]
61301 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 62400 |
| Euler totient φ(n) | 60204 |
| Square | 3757812601 |
| Cube | 230357670253901 |
| Square root | 247.590388 |
| Digit sum / digital root | 11 / 2 |
| Collatz steps to 1 | 179 |
| Scientific notation | 6.1301 × |
61301 in other forms
| Form | Value |
|---|---|
| In words | sixty-one thousand three hundred and one |
| Binary (base 2) | 1110111101110101 |
| Octal (base 8) | 167565 |
| Hexadecimal (base 16) | EF75 |
| Base 3 | 10010002102 |
| As time | 61301 seconds = 17 h 1 min 41 s |
Is 61301 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 2) | 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 2) | 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 5) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 61301 a prime number?
No. 61301 = 59 × 1039, so it is divisible by 59.
What are the factors of 61301?
1, 59, 1039, 61301.
What is 61301 in binary?
1110111101110101 (hexadecimal EF75, octal 167565).
What is the square root of 61301?
About 247.5904.
Is 61301 divisible by 3?
No. Its digits add up to 11, which is not a multiple of 3.
What is special about the number 61301?
61301 is a semiprime: 59 × 1039, the product of two primes.