The number 49437
49437 is a composite number with 8 divisors. Its prime factorisation is × 1831. Divisors (8): 1, 3, 9, 27, 1831, 5493, 16479, 49437.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 49437: a Harshad number: divisible by its digit sum 27.
- 2
49437 is composite. Its prime factorisation is
- 3
The divisors add up to 73280; without 49437 itself that is 23843, so 49437 is deficient (23843 is less than 49437). Euler's totient φ(49437) = 32940 numbers up to 49437 share no factor with it.
- 4
The digits of 49437 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 158 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49437 = 3^{3} \times 1831 \]49437 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 73280 |
| Euler totient φ(n) | 32940 |
| Square | 2444016969 |
| Cube | 120824866896453 |
| Square root | 222.344328 (= 3√5493) |
| Digit sum / digital root | 27 / 9 |
| Collatz steps to 1 | 158 |
| Scientific notation | 4.9437 × |
49437 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand four hundred and thirty-seven |
| Binary (base 2) | 1100000100011101 |
| Octal (base 8) | 140435 |
| Hexadecimal (base 16) | C11D |
| Base 3 | 2111211000 |
| As time | 49437 seconds = 13 h 43 min 57 s |
Is 49437 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 | Yes (49437 ÷ 3 = 16479) | 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 2) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 3) | 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 5) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | Yes (49437 ÷ 9 = 5493) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 7) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 3) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 9) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 49437 a prime number?
No. 49437 = × 1831, so it is divisible by 3.
What are the factors of 49437?
1, 3, 9, 27, 1831, 5493, 16479, 49437.
What is 49437 in binary?
1100000100011101 (hexadecimal C11D, octal 140435).
What is the square root of 49437?
About 222.3443, exactly 3√5493.
Is 49437 divisible by 3?
Yes. Its digits add up to 27, a multiple of 3.
What is special about the number 49437?
49437 is a Harshad number: divisible by its digit sum 27.