The number 53489
53489 is a composite number with 4 divisors. Its prime factorisation is 89 × 601. Divisors (4): 1, 89, 601, 53489.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 53489: a semiprime: 89 × 601, the product of two primes.
- 2
53489 is composite. Its prime factorisation is
- 3
The divisors add up to 54180; without 53489 itself that is 691, so 53489 is deficient (691 is less than 53489). Euler's totient φ(53489) = 52800 numbers up to 53489 share no factor with it.
- 4
The digits of 53489 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 47 steps to reach 1.
LaTeX source of the formulas on this page
\[ 53489 = 89 \times 601 \]
53489 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 54180 |
| Euler totient φ(n) | 52800 |
| Square | 2861073121 |
| Cube | 153035940169169 |
| Square root | 231.276890 |
| Digit sum / digital root | 29 / 2 |
| Collatz steps to 1 | 47 |
| Scientific notation | 5.3489 × |
53489 in other forms
| Form | Value |
|---|---|
| In words | fifty-three thousand four hundred and eighty-nine |
| Binary (base 2) | 1101000011110001 |
| Octal (base 8) | 150361 |
| Hexadecimal (base 16) | D0F1 |
| Base 3 | 2201101002 |
| As time | 53489 seconds = 14 h 51 min 29 s |
Is 53489 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | No (remainder 1) | 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 1) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | No (remainder 4) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 5) | 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 1) | 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 9) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 7) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 5) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 53489 a prime number?
No. 53489 = 89 × 601, so it is divisible by 89.
What are the factors of 53489?
1, 89, 601, 53489.
What is 53489 in binary?
1101000011110001 (hexadecimal D0F1, octal 150361).
What is the square root of 53489?
About 231.2769.
Is 53489 divisible by 3?
No. Its digits add up to 29, which is not a multiple of 3.
What is special about the number 53489?
53489 is a semiprime: 89 × 601, the product of two primes.