The number 53748
53748 is a composite number with 18 divisors. Its prime factorisation is × × 1493. Divisors (18): 1, 2, 3, 4, 6, 9, 12, 18, 36, 1493, 2986, 4479, 5972, 8958, 13437, 17916 … 53748.
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How to work it out
- 1
53748 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
53748 is composite. Its prime factorisation is
- 3
The divisors add up to 135954; without 53748 itself that is 82206, so 53748 is abundant (82206 is more than 53748). Euler's totient φ(53748) = 17904 numbers up to 53748 share no factor with it.
- 4
The digits of 53748 add up to 27, and repeating that until one digit is left gives the digital root 9. The Collatz sequence (halve if even, else 3n+1) takes 140 steps to reach 1.
LaTeX source of the formulas on this page
\[ 53748 = 2^{2} \times 3^{2} \times 1493 \]53748 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 18 |
| Sum of divisors | 135954 |
| Euler totient φ(n) | 17904 |
| Square | 2888847504 |
| Cube | 155269775644992 |
| Square root | 231.836149 (= 6√1493) |
| Digit sum / digital root | 27 / 9 |
| Collatz steps to 1 | 140 |
| Scientific notation | 5.3748 × |
53748 in other forms
| Form | Value |
|---|---|
| In words | fifty-three thousand seven hundred and forty-eight |
| Binary (base 2) | 1101000111110100 |
| Octal (base 8) | 150764 |
| Hexadecimal (base 16) | D1F4 |
| Base 3 | 2201201200 |
| As time | 53748 seconds = 14 h 55 min 48 s |
Is 53748 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (53748 ÷ 2 = 26874) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | Yes (53748 ÷ 3 = 17916) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | Yes (53748 ÷ 4 = 13437) | 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 | Yes (53748 ÷ 6 = 8958) | 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 4) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | Yes (53748 ÷ 9 = 5972) | 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 2) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | Yes (53748 ÷ 12 = 4479) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 53748 a prime number?
No. 53748 = × × 1493, so it is divisible by 2.
What are the factors of 53748?
1, 2, 3, 4, 6, 9, 12, 18, 36, 1493, 2986, 4479, 5972, 8958, 13437, 17916, 26874, 53748.
What is 53748 in binary?
1101000111110100 (hexadecimal D1F4, octal 150764).
What is the square root of 53748?
About 231.8361, exactly 6√1493.
Is 53748 divisible by 3?
Yes. Its digits add up to 27, a multiple of 3.
What is special about the number 53748?
It is a composite number with 18 divisors.