The number 98450
98450 is a composite number with 24 divisors. Its prime factorisation is 2 × × 11 × 179. Divisors (24): 1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 179, 275, 358, 550, 895, 1790 … 98450.
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How to work it out
- 1
98450 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
98450 is composite. Its prime factorisation is
- 3
The divisors add up to 200880; without 98450 itself that is 102430, so 98450 is abundant (102430 is more than 98450). Euler's totient φ(98450) = 35600 numbers up to 98450 share no factor with it.
- 4
The digits of 98450 add up to 26, and repeating that until one digit is left gives the digital root 8. The Collatz sequence (halve if even, else 3n+1) takes 84 steps to reach 1.
LaTeX source of the formulas on this page
\[ 98450 = 2 \times 5^{2} \times 11 \times 179 \]98450 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 24 |
| Sum of divisors | 200880 |
| Euler totient φ(n) | 35600 |
| Square | 9692402500 |
| Cube | 954217026125000 |
| Square root | 313.767430 (= 5√3938) |
| Digit sum / digital root | 26 / 8 |
| Collatz steps to 1 | 84 |
| Scientific notation | 9.845 × |
98450 in other forms
| Form | Value |
|---|---|
| In words | ninety-eight thousand four hundred and fifty |
| Binary (base 2) | 11000000010010010 |
| Octal (base 8) | 300222 |
| Hexadecimal (base 16) | 18092 |
| Base 3 | 12000001022 |
| As time | 98450 seconds = 27 h 20 min 50 s |
Is 98450 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (98450 ÷ 2 = 49225) | 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 | Yes (98450 ÷ 5 = 19690) | 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 2) | 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 8) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | Yes (98450 ÷ 10 = 9845) | A number is divisible by 10 if the last digit is 0. |
| 11 | Yes (98450 ÷ 11 = 8950) | 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 98450 a prime number?
No. 98450 = 2 × × 11 × 179, so it is divisible by 2.
What are the factors of 98450?
1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 179, 275, 358, 550, 895, 1790, 1969, 3938, 4475, 8950, 9845, 19690, 49225, 98450.
What is 98450 in binary?
11000000010010010 (hexadecimal 18092, octal 300222).
What is the square root of 98450?
About 313.7674, exactly 5√3938.
Is 98450 divisible by 3?
No. Its digits add up to 26, which is not a multiple of 3.
What is special about the number 98450?
It is a composite number with 24 divisors.