The number 47627
47627 is a composite number with 4 divisors. Its prime factorisation is 97 × 491. Divisors (4): 1, 97, 491, 47627.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 47627: a semiprime: 97 × 491, the product of two primes.
- 2
47627 is composite. Its prime factorisation is
- 3
The divisors add up to 48216; without 47627 itself that is 589, so 47627 is deficient (589 is less than 47627). Euler's totient φ(47627) = 47040 numbers up to 47627 share no factor with it.
- 4
The digits of 47627 add up to 26, and repeating that until one digit is left gives the digital root 8. The Collatz sequence (halve if even, else 3n+1) takes 101 steps to reach 1.
LaTeX source of the formulas on this page
\[ 47627 = 97 \times 491 \]
47627 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 48216 |
| Euler totient φ(n) | 47040 |
| Square | 2268331129 |
| Cube | 108033806680883 |
| Square root | 218.236111 |
| Digit sum / digital root | 26 / 8 |
| Collatz steps to 1 | 101 |
| Scientific notation | 4.7627 × |
47627 in other forms
| Form | Value |
|---|---|
| In words | forty-seven thousand six hundred and twenty-seven |
| Binary (base 2) | 1011101000001011 |
| Octal (base 8) | 135013 |
| Hexadecimal (base 16) | BA0B |
| Base 3 | 2102022222 |
| As time | 47627 seconds = 13 h 13 min 47 s |
Is 47627 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 8) | 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 8) | 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 47627 a prime number?
No. 47627 = 97 × 491, so it is divisible by 97.
What are the factors of 47627?
1, 97, 491, 47627.
What is 47627 in binary?
1011101000001011 (hexadecimal BA0B, octal 135013).
What is the square root of 47627?
About 218.2361.
Is 47627 divisible by 3?
No. Its digits add up to 26, which is not a multiple of 3.
What is special about the number 47627?
47627 is a semiprime: 97 × 491, the product of two primes.