The number 49406
49406 is a composite number with 8 divisors. Its prime factorisation is 2 × 7 × 3529. Divisors (8): 1, 2, 7, 14, 3529, 7058, 24703, 49406.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
49406 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
49406 is composite. Its prime factorisation is
- 3
The divisors add up to 84720; without 49406 itself that is 35314, so 49406 is deficient (35314 is less than 49406). Euler's totient φ(49406) = 21168 numbers up to 49406 share no factor with it.
- 4
The digits of 49406 add up to 23, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 96 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49406 = 2 \times 7 \times 3529 \]
49406 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 84720 |
| Euler totient φ(n) | 21168 |
| Square | 2440952836 |
| Cube | 120597715815416 |
| Square root | 222.274605 |
| Digit sum / digital root | 23 / 5 |
| Collatz steps to 1 | 96 |
| Scientific notation | 4.9406 × |
49406 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand four hundred and six |
| Binary (base 2) | 1100000011111110 |
| Octal (base 8) | 140376 |
| Hexadecimal (base 16) | C0FE |
| Base 3 | 2111202212 |
| As time | 49406 seconds = 13 h 43 min 26 s |
Is 49406 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (49406 ÷ 2 = 24703) | 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 | No (remainder 1) | 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 | Yes (49406 ÷ 7 = 7058) | 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 6) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 5) | 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 5) | 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 49406 a prime number?
No. 49406 = 2 × 7 × 3529, so it is divisible by 2.
What are the factors of 49406?
1, 2, 7, 14, 3529, 7058, 24703, 49406.
What is 49406 in binary?
1100000011111110 (hexadecimal C0FE, octal 140376).
What is the square root of 49406?
About 222.2746.
Is 49406 divisible by 3?
No. Its digits add up to 23, which is not a multiple of 3.
What is special about the number 49406?
It is a composite number with 8 divisors.