The number 3799
3799 is a composite number with 4 divisors. Its prime factorisation is 29 × 131. Divisors (4): 1, 29, 131, 3799.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 3799: a semiprime: 29 × 131, the product of two primes.
- 2
3799 is composite. Its prime factorisation is
- 3
The divisors add up to 3960; without 3799 itself that is 161, so 3799 is deficient (161 is less than 3799). Euler's totient φ(3799) = 3640 numbers up to 3799 share no factor with it.
- 4
The digits of 3799 add up to 28, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 69 steps to reach 1.
LaTeX source of the formulas on this page
\[ 3799 = 29 \times 131 \]
3799 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 3960 |
| Euler totient φ(n) | 3640 |
| Square | 14432401 |
| Cube | 54828691399 |
| Square root | 61.636028 |
| Digit sum / digital root | 28 / 1 |
| Collatz steps to 1 | 69 |
| Scientific notation | 3.799 × |
3799 in other forms
| Form | Value |
|---|---|
| In words | three thousand seven hundred and ninety-nine |
| Roman numerals | MMMDCCXCIX |
| Binary (base 2) | 111011010111 |
| Octal (base 8) | 7327 |
| Hexadecimal (base 16) | ED7 |
| Base 3 | 12012201 |
| As time | 3799 seconds = 1 h 3 min 19 s |
Is 3799 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 1) | 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 1) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 5) | 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 1) | 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 4) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 7) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 3799 a prime number?
No. 3799 = 29 × 131, so it is divisible by 29.
What are the factors of 3799?
1, 29, 131, 3799.
What is 3799 in binary?
111011010111 (hexadecimal ED7, octal 7327).
What is the square root of 3799?
About 61.6360.
What is 3799 in Roman numerals?
MMMDCCXCIX.
Is 3799 divisible by 3?
No. Its digits add up to 28, which is not a multiple of 3.
What is special about the number 3799?
3799 is a semiprime: 29 × 131, the product of two primes.