The number 49498
49498 is a composite number with 4 divisors. Its prime factorisation is 2 × 24749. Divisors (4): 1, 2, 24749, 49498.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 49498: a semiprime: 2 × 24749, the product of two primes.
- 2
49498 is composite. Its prime factorisation is
- 3
The divisors add up to 74250; without 49498 itself that is 24752, so 49498 is deficient (24752 is less than 49498). Euler's totient φ(49498) = 24748 numbers up to 49498 share no factor with it.
- 4
The digits of 49498 add up to 34, and repeating that until one digit is left gives the digital root 7. The Collatz sequence (halve if even, else 3n+1) takes 65 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49498 = 2 \times 24749 \]
49498 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 74250 |
| Euler totient φ(n) | 24748 |
| Square | 2450052004 |
| Cube | 121272674093992 |
| Square root | 222.481460 |
| Digit sum / digital root | 34 / 7 |
| Collatz steps to 1 | 65 |
| Scientific notation | 4.9498 × |
49498 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand four hundred and ninety-eight |
| Binary (base 2) | 1100000101011010 |
| Octal (base 8) | 140532 |
| Hexadecimal (base 16) | C15A |
| Base 3 | 2111220021 |
| As time | 49498 seconds = 13 h 44 min 58 s |
Is 49498 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (49498 ÷ 2 = 24749) | 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 3) | 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 | No (remainder 1) | 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 7) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 8) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 9) | 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 49498 a prime number?
No. 49498 = 2 × 24749, so it is divisible by 2.
What are the factors of 49498?
1, 2, 24749, 49498.
What is 49498 in binary?
1100000101011010 (hexadecimal C15A, octal 140532).
What is the square root of 49498?
About 222.4815.
Is 49498 divisible by 3?
No. Its digits add up to 34, which is not a multiple of 3.
What is special about the number 49498?
49498 is a semiprime: 2 × 24749, the product of two primes.