The number 29450
29450 is a composite number with 24 divisors. Its prime factorisation is 2 × × 19 × 31. Divisors (24): 1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 95, 155, 190, 310, 475, 589 … 29450.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
29450 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
29450 is composite. Its prime factorisation is
- 3
The divisors add up to 59520; without 29450 itself that is 30070, so 29450 is abundant (30070 is more than 29450). Euler's totient φ(29450) = 10800 numbers up to 29450 share no factor with it.
- 4
The digits of 29450 add up to 20, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 134 steps to reach 1.
LaTeX source of the formulas on this page
\[ 29450 = 2 \times 5^{2} \times 19 \times 31 \]29450 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 24 |
| Sum of divisors | 59520 |
| Euler totient φ(n) | 10800 |
| Square | 867302500 |
| Cube | 25542058625000 |
| Square root | 171.610023 (= 5√1178) |
| Digit sum / digital root | 20 / 2 |
| Collatz steps to 1 | 134 |
| Scientific notation | 2.945 × |
29450 in other forms
| Form | Value |
|---|---|
| In words | twenty-nine thousand four hundred and fifty |
| Binary (base 2) | 111001100001010 |
| Octal (base 8) | 71412 |
| Hexadecimal (base 16) | 730A |
| Base 3 | 1111101202 |
| As time | 29450 seconds = 8 h 10 min 50 s |
Is 29450 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (29450 ÷ 2 = 14725) | 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 (29450 ÷ 5 = 5890) | 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 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 2) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | Yes (29450 ÷ 10 = 2945) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 3) | 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 29450 a prime number?
No. 29450 = 2 × × 19 × 31, so it is divisible by 2.
What are the factors of 29450?
1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 95, 155, 190, 310, 475, 589, 775, 950, 1178, 1550, 2945, 5890, 14725, 29450.
What is 29450 in binary?
111001100001010 (hexadecimal 730A, octal 71412).
What is the square root of 29450?
About 171.6100, exactly 5√1178.
Is 29450 divisible by 3?
No. Its digits add up to 20, which is not a multiple of 3.
What is special about the number 29450?
It is a composite number with 24 divisors.