The number 55496
55496 is a composite number with 16 divisors. Its prime factorisation is × 7 × 991. Divisors (16): 1, 2, 4, 7, 8, 14, 28, 56, 991, 1982, 3964, 6937, 7928, 13874, 27748, 55496.
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How to work it out
- 1
55496 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
55496 is composite. Its prime factorisation is
- 3
The divisors add up to 119040; without 55496 itself that is 63544, so 55496 is abundant (63544 is more than 55496). Euler's totient φ(55496) = 23760 numbers up to 55496 share no factor with it.
- 4
The digits of 55496 add up to 29, and repeating that until one digit is left gives the digital root 2. The Collatz sequence (halve if even, else 3n+1) takes 184 steps to reach 1.
LaTeX source of the formulas on this page
\[ 55496 = 2^{3} \times 7 \times 991 \]55496 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 119040 |
| Euler totient φ(n) | 23760 |
| Square | 3079806016 |
| Cube | 170916914663936 |
| Square root | 235.575890 (= 2√13874) |
| Digit sum / digital root | 29 / 2 |
| Collatz steps to 1 | 184 |
| Scientific notation | 5.5496 × |
55496 in other forms
| Form | Value |
|---|---|
| In words | fifty-five thousand four hundred and ninety-six |
| Binary (base 2) | 1101100011001000 |
| Octal (base 8) | 154310 |
| Hexadecimal (base 16) | D8C8 |
| Base 3 | 2211010102 |
| As time | 55496 seconds = 15 h 24 min 56 s |
Is 55496 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (55496 ÷ 2 = 27748) | 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 (55496 ÷ 4 = 13874) | 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 (55496 ÷ 7 = 7928) | 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 | Yes (55496 ÷ 8 = 6937) | 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 | No (remainder 6) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 1) | 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 55496 a prime number?
No. 55496 = × 7 × 991, so it is divisible by 2.
What are the factors of 55496?
1, 2, 4, 7, 8, 14, 28, 56, 991, 1982, 3964, 6937, 7928, 13874, 27748, 55496.
What is 55496 in binary?
1101100011001000 (hexadecimal D8C8, octal 154310).
What is the square root of 55496?
About 235.5759, exactly 2√13874.
Is 55496 divisible by 3?
No. Its digits add up to 29, which is not a multiple of 3.
What is special about the number 55496?
It is a composite number with 16 divisors.