The number 29746
29746 is a composite number with 8 divisors. Its prime factorisation is 2 × 107 × 139. Divisors (8): 1, 2, 107, 139, 214, 278, 14873, 29746.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
29746 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
29746 is composite. Its prime factorisation is
- 3
The divisors add up to 45360; without 29746 itself that is 15614, so 29746 is deficient (15614 is less than 29746). Euler's totient φ(29746) = 14628 numbers up to 29746 share no factor with it.
- 4
The digits of 29746 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 46 steps to reach 1.
LaTeX source of the formulas on this page
\[ 29746 = 2 \times 107 \times 139 \]
29746 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 45360 |
| Euler totient φ(n) | 14628 |
| Square | 884824516 |
| Cube | 26319990052936 |
| Square root | 172.470287 |
| Digit sum / digital root | 28 / 1 |
| Collatz steps to 1 | 46 |
| Scientific notation | 2.9746 × |
29746 in other forms
| Form | Value |
|---|---|
| In words | twenty-nine thousand seven hundred and forty-six |
| Binary (base 2) | 111010000110010 |
| Octal (base 8) | 72062 |
| Hexadecimal (base 16) | 7432 |
| Base 3 | 1111210201 |
| As time | 29746 seconds = 8 h 15 min 46 s |
Is 29746 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (29746 ÷ 2 = 14873) | 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 1) | 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 3) | 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 6) | 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 29746 a prime number?
No. 29746 = 2 × 107 × 139, so it is divisible by 2.
What are the factors of 29746?
1, 2, 107, 139, 214, 278, 14873, 29746.
What is 29746 in binary?
111010000110010 (hexadecimal 7432, octal 72062).
What is the square root of 29746?
About 172.4703.
Is 29746 divisible by 3?
No. Its digits add up to 28, which is not a multiple of 3.
What is special about the number 29746?
It is a composite number with 8 divisors.