The number 49802
49802 is a composite number with 8 divisors. Its prime factorisation is 2 × 37 × 673. Divisors (8): 1, 2, 37, 74, 673, 1346, 24901, 49802.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
49802 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
49802 is composite. Its prime factorisation is
- 3
The divisors add up to 76836; without 49802 itself that is 27034, so 49802 is deficient (27034 is less than 49802). Euler's totient φ(49802) = 24192 numbers up to 49802 share no factor with it.
- 4
The digits of 49802 add up to 23, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 39 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49802 = 2 \times 37 \times 673 \]
49802 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 76836 |
| Euler totient φ(n) | 24192 |
| Square | 2480239204 |
| Cube | 123520872837608 |
| Square root | 223.163617 |
| Digit sum / digital root | 23 / 5 |
| Collatz steps to 1 | 39 |
| Scientific notation | 4.9802 × |
49802 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand eight hundred and two |
| Binary (base 2) | 1100001010001010 |
| Octal (base 8) | 141212 |
| Hexadecimal (base 16) | C28A |
| Base 3 | 2112022112 |
| As time | 49802 seconds = 13 h 50 min 2 s |
Is 49802 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (49802 ÷ 2 = 24901) | 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 2) | 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 | No (remainder 4) | 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 5) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 2) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 5) | 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 49802 a prime number?
No. 49802 = 2 × 37 × 673, so it is divisible by 2.
What are the factors of 49802?
1, 2, 37, 74, 673, 1346, 24901, 49802.
What is 49802 in binary?
1100001010001010 (hexadecimal C28A, octal 141212).
What is the square root of 49802?
About 223.1636.
Is 49802 divisible by 3?
No. Its digits add up to 23, which is not a multiple of 3.
What is special about the number 49802?
It is a composite number with 8 divisors.