The number 7498
7498 is a composite number with 8 divisors. Its prime factorisation is 2 × 23 × 163. Divisors (8): 1, 2, 23, 46, 163, 326, 3749, 7498.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
7498 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
7498 is composite. Its prime factorisation is
- 3
The divisors add up to 11808; without 7498 itself that is 4310, so 7498 is deficient (4310 is less than 7498). Euler's totient φ(7498) = 3564 numbers up to 7498 share no factor with it.
- 4
The digits of 7498 add up to 28, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 176 steps to reach 1.
LaTeX source of the formulas on this page
\[ 7498 = 2 \times 23 \times 163 \]
7498 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 11808 |
| Euler totient φ(n) | 3564 |
| Square | 56220004 |
| Cube | 421537589992 |
| Square root | 86.590993 |
| Digit sum / digital root | 28 / 1 |
| Collatz steps to 1 | 176 |
| Scientific notation | 7.498 × |
7498 in other forms
| Form | Value |
|---|---|
| In words | seven thousand four hundred and ninety-eight |
| Binary (base 2) | 1110101001010 |
| Octal (base 8) | 16512 |
| Hexadecimal (base 16) | 1D4A |
| Base 3 | 101021201 |
| As time | 7498 seconds = 2 h 4 min 58 s |
Is 7498 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (7498 ÷ 2 = 3749) | 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 1) | 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 7) | 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 7498 a prime number?
No. 7498 = 2 × 23 × 163, so it is divisible by 2.
What are the factors of 7498?
1, 2, 23, 46, 163, 326, 3749, 7498.
What is 7498 in binary?
1110101001010 (hexadecimal 1D4A, octal 16512).
What is the square root of 7498?
About 86.5910.
Is 7498 divisible by 3?
No. Its digits add up to 28, which is not a multiple of 3.
What is special about the number 7498?
It is a composite number with 8 divisors.