The number 49388
49388 is a composite number with 6 divisors. Its prime factorisation is × 12347. Divisors (6): 1, 2, 4, 12347, 24694, 49388.
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How to work it out
- 1
49388 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
49388 is composite. Its prime factorisation is
- 3
The divisors add up to 86436; without 49388 itself that is 37048, so 49388 is deficient (37048 is less than 49388). Euler's totient φ(49388) = 24692 numbers up to 49388 share no factor with it.
- 4
The digits of 49388 add up to 32, and repeating that until one digit is left gives the digital root 5. The Collatz sequence (halve if even, else 3n+1) takes 52 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49388 = 2^{2} \times 12347 \]49388 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 6 |
| Sum of divisors | 86436 |
| Euler totient φ(n) | 24692 |
| Square | 2439174544 |
| Cube | 120465952379072 |
| Square root | 222.234111 (= 2√12347) |
| Digit sum / digital root | 32 / 5 |
| Collatz steps to 1 | 52 |
| Scientific notation | 4.9388 × |
49388 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand three hundred and eighty-eight |
| Binary (base 2) | 1100000011101100 |
| Octal (base 8) | 140354 |
| Hexadecimal (base 16) | C0EC |
| Base 3 | 2111202012 |
| As time | 49388 seconds = 13 h 43 min 8 s |
Is 49388 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (49388 ÷ 2 = 24694) | 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 | Yes (49388 ÷ 4 = 12347) | 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 2) | 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 4) | 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 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 8) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 49388 a prime number?
No. 49388 = × 12347, so it is divisible by 2.
What are the factors of 49388?
1, 2, 4, 12347, 24694, 49388.
What is 49388 in binary?
1100000011101100 (hexadecimal C0EC, octal 140354).
What is the square root of 49388?
About 222.2341, exactly 2√12347.
Is 49388 divisible by 3?
No. Its digits add up to 32, which is not a multiple of 3.
What is special about the number 49388?
It is a composite number with 6 divisors.