The number 14131
14131 is a composite number with 4 divisors. Its prime factorisation is 13 × 1087. Divisors (4): 1, 13, 1087, 14131.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
What is special about 14131: a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 13 × 1087, the product of two primes.
- 2
14131 is composite. Its prime factorisation is
- 3
The divisors add up to 15232; without 14131 itself that is 1101, so 14131 is deficient (1101 is less than 14131). Euler's totient φ(14131) = 13032 numbers up to 14131 share no factor with it.
- 4
The digits of 14131 add up to 10, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 102 steps to reach 1.
LaTeX source of the formulas on this page
\[ 14131 = 13 \times 1087 \]
14131 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 4 |
| Sum of divisors | 15232 |
| Euler totient φ(n) | 13032 |
| Square | 199685161 |
| Cube | 2821751010091 |
| Square root | 118.873883 |
| Digit sum / digital root | 10 / 1 |
| Collatz steps to 1 | 102 |
| Scientific notation | 1.4131 × |
14131 in other forms
| Form | Value |
|---|---|
| In words | fourteen thousand one hundred and thirty-one |
| Binary (base 2) | 11011100110011 |
| Octal (base 8) | 33463 |
| Hexadecimal (base 16) | 3733 |
| Base 3 | 201101101 |
| As time | 14131 seconds = 3 h 55 min 31 s |
Is 14131 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 1) | 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 3) | 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 1) | 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 7) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 14131 a prime number?
No. 14131 = 13 × 1087, so it is divisible by 13.
What are the factors of 14131?
1, 13, 1087, 14131.
What is 14131 in binary?
11011100110011 (hexadecimal 3733, octal 33463).
What is the square root of 14131?
About 118.8739.
Is 14131 divisible by 3?
No. Its digits add up to 10, which is not a multiple of 3.
What is special about the number 14131?
14131 is a happy number: repeatedly adding the squares of its digits reaches 1; a semiprime: 13 × 1087, the product of two primes.