The number 49826
49826 is a composite number with 8 divisors. Its prime factorisation is 2 × 7 × 3559. Divisors (8): 1, 2, 7, 14, 3559, 7118, 24913, 49826.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
49826 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
49826 is composite. Its prime factorisation is
- 3
The divisors add up to 85440; without 49826 itself that is 35614, so 49826 is deficient (35614 is less than 49826). Euler's totient φ(49826) = 21348 numbers up to 49826 share no factor with it.
- 4
The digits of 49826 add up to 29, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 96 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49826 = 2 \times 7 \times 3559 \]
49826 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 85440 |
| Euler totient φ(n) | 21348 |
| Square | 2482630276 |
| Cube | 123699536131976 |
| Square root | 223.217383 |
| Digit sum / digital root | 29 / 2 |
| Collatz steps to 1 | 96 |
| Scientific notation | 4.9826 × |
49826 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand eight hundred and twenty-six |
| Binary (base 2) | 1100001010100010 |
| Octal (base 8) | 141242 |
| Hexadecimal (base 16) | C2A2 |
| Base 3 | 2112100102 |
| As time | 49826 seconds = 13 h 50 min 26 s |
Is 49826 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (49826 ÷ 2 = 24913) | 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 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 2) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | Yes (49826 ÷ 7 = 7118) | 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 2) | 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 7) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 2) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 49826 a prime number?
No. 49826 = 2 × 7 × 3559, so it is divisible by 2.
What are the factors of 49826?
1, 2, 7, 14, 3559, 7118, 24913, 49826.
What is 49826 in binary?
1100001010100010 (hexadecimal C2A2, octal 141242).
What is the square root of 49826?
About 223.2174.
Is 49826 divisible by 3?
No. Its digits add up to 29, which is not a multiple of 3.
What is special about the number 49826?
It is a composite number with 8 divisors.