The number 55037
55037 is a composite number with 4 divisors. Its prime factorisation is 47 × 1171. Divisors (4): 1, 47, 1171, 55037.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 55037: a semiprime: 47 × 1171, the product of two primes.
- 2
55037 is composite. Its prime factorisation is
- 3
The divisors add up to 56256; without 55037 itself that is 1219, so 55037 is deficient (1219 is less than 55037). Euler's totient φ(55037) = 53820 numbers up to 55037 share no factor with it.
- 4
The digits of 55037 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 122 steps to reach 1.
LaTeX source of the formulas on this page
\[ 55037 = 47 \times 1171 \]
55037 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 56256 |
| Euler totient φ(n) | 53820 |
| Square | 3029071369 |
| Cube | 166711000935653 |
| Square root | 234.599659 |
| Digit sum / digital root | 20 / 2 |
| Collatz steps to 1 | 122 |
| Scientific notation | 5.5037 × |
55037 in other forms
| Form | Value |
|---|---|
| In words | fifty-five thousand and thirty-seven |
| Binary (base 2) | 1101011011111101 |
| Octal (base 8) | 153375 |
| Hexadecimal (base 16) | D6FD |
| Base 3 | 2210111102 |
| As time | 55037 seconds = 15 h 17 min 17 s |
Is 55037 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 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 3) | 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 7) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 4) | 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 55037 a prime number?
No. 55037 = 47 × 1171, so it is divisible by 47.
What are the factors of 55037?
1, 47, 1171, 55037.
What is 55037 in binary?
1101011011111101 (hexadecimal D6FD, octal 153375).
What is the square root of 55037?
About 234.5997.
Is 55037 divisible by 3?
No. Its digits add up to 20, which is not a multiple of 3.
What is special about the number 55037?
55037 is a semiprime: 47 × 1171, the product of two primes.