The number 67498
67498 is a composite number with 4 divisors. Its prime factorisation is 2 × 33749. Divisors (4): 1, 2, 33749, 67498.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 67498: a semiprime: 2 × 33749, the product of two primes.
- 2
67498 is composite. Its prime factorisation is
- 3
The divisors add up to 101250; without 67498 itself that is 33752, so 67498 is deficient (33752 is less than 67498). Euler's totient φ(67498) = 33748 numbers up to 67498 share no factor with it.
- 4
The digits of 67498 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 86 steps to reach 1.
LaTeX source of the formulas on this page
\[ 67498 = 2 \times 33749 \]
67498 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 101250 |
| Euler totient φ(n) | 33748 |
| Square | 4555980004 |
| Cube | 307519538309992 |
| Square root | 259.803772 |
| Digit sum / digital root | 34 / 7 |
| Collatz steps to 1 | 86 |
| Scientific notation | 6.7498 × |
67498 in other forms
| Form | Value |
|---|---|
| In words | sixty-seven thousand four hundred and ninety-eight |
| Binary (base 2) | 10000011110101010 |
| Octal (base 8) | 203652 |
| Hexadecimal (base 16) | 107AA |
| Base 3 | 10102120221 |
| As time | 67498 seconds = 18 h 44 min 58 s |
Is 67498 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (67498 ÷ 2 = 33749) | 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 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 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 2) | 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 67498 a prime number?
No. 67498 = 2 × 33749, so it is divisible by 2.
What are the factors of 67498?
1, 2, 33749, 67498.
What is 67498 in binary?
10000011110101010 (hexadecimal 107AA, octal 203652).
What is the square root of 67498?
About 259.8038.
Is 67498 divisible by 3?
No. Its digits add up to 34, which is not a multiple of 3.
What is special about the number 67498?
67498 is a semiprime: 2 × 33749, the product of two primes.