The number 48998
48998 is a composite number with 4 divisors. Its prime factorisation is 2 × 24499. Divisors (4): 1, 2, 24499, 48998.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 48998: a semiprime: 2 × 24499, the product of two primes.
- 2
48998 is composite. Its prime factorisation is
- 3
The divisors add up to 73500; without 48998 itself that is 24502, so 48998 is deficient (24502 is less than 48998). Euler's totient φ(48998) = 24498 numbers up to 48998 share no factor with it.
- 4
The digits of 48998 add up to 38, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 114 steps to reach 1.
LaTeX source of the formulas on this page
\[ 48998 = 2 \times 24499 \]
48998 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 73500 |
| Euler totient φ(n) | 24498 |
| Square | 2400804004 |
| Cube | 117634594587992 |
| Square root | 221.354919 |
| Digit sum / digital root | 38 / 2 |
| Collatz steps to 1 | 114 |
| Scientific notation | 4.8998 × |
48998 in other forms
| Form | Value |
|---|---|
| In words | forty-eight thousand nine hundred and ninety-eight |
| Binary (base 2) | 1011111101100110 |
| Octal (base 8) | 137546 |
| Hexadecimal (base 16) | BF66 |
| Base 3 | 2111012202 |
| As time | 48998 seconds = 13 h 36 min 38 s |
Is 48998 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (48998 ÷ 2 = 24499) | 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 3) | 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 5) | 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 6) | 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 8) | 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 2) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 48998 a prime number?
No. 48998 = 2 × 24499, so it is divisible by 2.
What are the factors of 48998?
1, 2, 24499, 48998.
What is 48998 in binary?
1011111101100110 (hexadecimal BF66, octal 137546).
What is the square root of 48998?
About 221.3549.
Is 48998 divisible by 3?
No. Its digits add up to 38, which is not a multiple of 3.
What is special about the number 48998?
48998 is a semiprime: 2 × 24499, the product of two primes.