The number 47026
47026 is a composite number with 8 divisors. Its prime factorisation is 2 × 7 × 3359. Divisors (8): 1, 2, 7, 14, 3359, 6718, 23513, 47026.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
47026 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
47026 is composite. Its prime factorisation is
- 3
The divisors add up to 80640; without 47026 itself that is 33614, so 47026 is deficient (33614 is less than 47026). Euler's totient φ(47026) = 20148 numbers up to 47026 share no factor with it.
- 4
The digits of 47026 add up to 19, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 101 steps to reach 1.
LaTeX source of the formulas on this page
\[ 47026 = 2 \times 7 \times 3359 \]
47026 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 80640 |
| Euler totient φ(n) | 20148 |
| Square | 2211444676 |
| Cube | 103995397333576 |
| Square root | 216.854790 |
| Digit sum / digital root | 19 / 1 |
| Collatz steps to 1 | 101 |
| Scientific notation | 4.7026 × |
47026 in other forms
| Form | Value |
|---|---|
| In words | forty-seven thousand and twenty-six |
| Binary (base 2) | 1011011110110010 |
| Octal (base 8) | 133662 |
| Hexadecimal (base 16) | B7B2 |
| Base 3 | 2101111201 |
| As time | 47026 seconds = 13 h 3 min 46 s |
Is 47026 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (47026 ÷ 2 = 23513) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | No (remainder 1) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | No (remainder 2) | 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 4) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | Yes (47026 ÷ 7 = 6718) | 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 2) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 1) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 6) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 1) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 10) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 47026 a prime number?
No. 47026 = 2 × 7 × 3359, so it is divisible by 2.
What are the factors of 47026?
1, 2, 7, 14, 3359, 6718, 23513, 47026.
What is 47026 in binary?
1011011110110010 (hexadecimal B7B2, octal 133662).
What is the square root of 47026?
About 216.8548.
Is 47026 divisible by 3?
No. Its digits add up to 19, which is not a multiple of 3.
What is special about the number 47026?
It is a composite number with 8 divisors.