The number 16498
16498 is a composite number with 8 divisors. Its prime factorisation is 2 × 73 × 113. Divisors (8): 1, 2, 73, 113, 146, 226, 8249, 16498.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
16498 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
16498 is composite. Its prime factorisation is
- 3
The divisors add up to 25308; without 16498 itself that is 8810, so 16498 is deficient (8810 is less than 16498). Euler's totient φ(16498) = 8064 numbers up to 16498 share no factor with it.
- 4
The digits of 16498 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 66 steps to reach 1.
LaTeX source of the formulas on this page
\[ 16498 = 2 \times 73 \times 113 \]
16498 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 25308 |
| Euler totient φ(n) | 8064 |
| Square | 272184004 |
| Cube | 4490491697992 |
| Square root | 128.444541 |
| Digit sum / digital root | 28 / 1 |
| Collatz steps to 1 | 66 |
| Scientific notation | 1.6498 × |
16498 in other forms
| Form | Value |
|---|---|
| In words | sixteen thousand four hundred and ninety-eight |
| Binary (base 2) | 100000001110010 |
| Octal (base 8) | 40162 |
| Hexadecimal (base 16) | 4072 |
| Base 3 | 211122001 |
| As time | 16498 seconds = 4 h 34 min 58 s |
Is 16498 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (16498 ÷ 2 = 8249) | 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 6) | 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 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 16498 a prime number?
No. 16498 = 2 × 73 × 113, so it is divisible by 2.
What are the factors of 16498?
1, 2, 73, 113, 146, 226, 8249, 16498.
What is 16498 in binary?
100000001110010 (hexadecimal 4072, octal 40162).
What is the square root of 16498?
About 128.4445.
Is 16498 divisible by 3?
No. Its digits add up to 28, which is not a multiple of 3.
What is special about the number 16498?
It is a composite number with 8 divisors.