The number 49079
49079 is a composite number with 4 divisors. Its prime factorisation is 17 × 2887. Divisors (4): 1, 17, 2887, 49079.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 49079: a semiprime: 17 × 2887, the product of two primes.
- 2
49079 is composite. Its prime factorisation is
- 3
The divisors add up to 51984; without 49079 itself that is 2905, so 49079 is deficient (2905 is less than 49079). Euler's totient φ(49079) = 46176 numbers up to 49079 share no factor with it.
- 4
The digits of 49079 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 158 steps to reach 1.
LaTeX source of the formulas on this page
\[ 49079 = 17 \times 2887 \]
49079 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 51984 |
| Euler totient φ(n) | 46176 |
| Square | 2408748241 |
| Cube | 118218954920039 |
| Square root | 221.537807 |
| Digit sum / digital root | 29 / 2 |
| Collatz steps to 1 | 158 |
| Scientific notation | 4.9079 × |
49079 in other forms
| Form | Value |
|---|---|
| In words | forty-nine thousand and seventy-nine |
| Binary (base 2) | 1011111110110111 |
| Octal (base 8) | 137667 |
| Hexadecimal (base 16) | BFB7 |
| Base 3 | 2111022202 |
| As time | 49079 seconds = 13 h 37 min 59 s |
Is 49079 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 3) | 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 7) | 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 8) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 11) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 49079 a prime number?
No. 49079 = 17 × 2887, so it is divisible by 17.
What are the factors of 49079?
1, 17, 2887, 49079.
What is 49079 in binary?
1011111110110111 (hexadecimal BFB7, octal 137667).
What is the square root of 49079?
About 221.5378.
Is 49079 divisible by 3?
No. Its digits add up to 29, which is not a multiple of 3.
What is special about the number 49079?
49079 is a semiprime: 17 × 2887, the product of two primes.