The number 49955
49955 is a composite number with 8 divisors. Its prime factorisation is 5 × 97 × 103. Divisors (8): 1, 5, 97, 103, 485, 515, 9991, 49955.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
49955 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
49955 is composite. Its prime factorisation is
- 3
The divisors add up to 61152; without 49955 itself that is 11197, so 49955 is deficient (11197 is less than 49955). Euler's totient φ(49955) = 39168 numbers up to 49955 share no factor with it.
- 4
The digits of 49955 add up to 32, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 65 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49955 = 5 \times 97 \times 103 \]
49955 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 61152 |
| Euler totient φ(n) | 39168 |
| Square | 2495502025 |
| Cube | 124662803658875 |
| Square root | 223.506152 |
| Digit sum / digital root | 32 / 5 |
| Collatz steps to 1 | 65 |
| Scientific notation | 4.9955 × |
49955 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand nine hundred and fifty-five |
| Binary (base 2) | 1100001100100011 |
| Octal (base 8) | 141443 |
| Hexadecimal (base 16) | C323 |
| Base 3 | 2112112012 |
| As time | 49955 seconds = 13 h 52 min 35 s |
Is 49955 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 | Yes (49955 ÷ 5 = 9991) | 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 3) | 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 5) | 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 11) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 49955 a prime number?
No. 49955 = 5 × 97 × 103, so it is divisible by 5.
What are the factors of 49955?
1, 5, 97, 103, 485, 515, 9991, 49955.
What is 49955 in binary?
1100001100100011 (hexadecimal C323, octal 141443).
What is the square root of 49955?
About 223.5062.
Is 49955 divisible by 3?
No. Its digits add up to 32, which is not a multiple of 3.
What is special about the number 49955?
It is a composite number with 8 divisors.