The number 43498
43498 is a composite number with 16 divisors. Its prime factorisation is 2 × 7 × 13 × 239. Divisors (16): 1, 2, 7, 13, 14, 26, 91, 182, 239, 478, 1673, 3107, 3346, 6214, 21749, 43498.
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How to work it out
- 1
43498 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
43498 is composite. Its prime factorisation is
- 3
The divisors add up to 80640; without 43498 itself that is 37142, so 43498 is deficient (37142 is less than 43498). Euler's totient φ(43498) = 17136 numbers up to 43498 share no factor with it.
- 4
The digits of 43498 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 70 steps to reach 1.
LaTeX source of the formulas on this page
\[ 43498 = 2 \times 7 \times 13 \times 239 \]
43498 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 80640 |
| Euler totient φ(n) | 17136 |
| Square | 1892076004 |
| Cube | 82301522021992 |
| Square root | 208.561741 |
| Digit sum / digital root | 28 / 1 |
| Collatz steps to 1 | 70 |
| Scientific notation | 4.3498 × |
43498 in other forms
| Form | Value |
|---|---|
| In words | forty-three thousand four hundred and ninety-eight |
| Binary (base 2) | 1010100111101010 |
| Octal (base 8) | 124752 |
| Hexadecimal (base 16) | A9EA |
| Base 3 | 2012200001 |
| As time | 43498 seconds = 12 h 4 min 58 s |
Is 43498 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (43498 ÷ 2 = 21749) | 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 | Yes (43498 ÷ 7 = 6214) | 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 4) | 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 43498 a prime number?
No. 43498 = 2 × 7 × 13 × 239, so it is divisible by 2.
What are the factors of 43498?
1, 2, 7, 13, 14, 26, 91, 182, 239, 478, 1673, 3107, 3346, 6214, 21749, 43498.
What is 43498 in binary?
1010100111101010 (hexadecimal A9EA, octal 124752).
What is the square root of 43498?
About 208.5617.
Is 43498 divisible by 3?
No. Its digits add up to 28, which is not a multiple of 3.
What is special about the number 43498?
It is a composite number with 16 divisors.