The number 14920
14920 is a composite number with 16 divisors. Its prime factorisation is × 5 × 373. Divisors (16): 1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1865, 2984, 3730, 7460, 14920.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
14920 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
14920 is composite. Its prime factorisation is
- 3
The divisors add up to 33660; without 14920 itself that is 18740, so 14920 is abundant (18740 is more than 14920). Euler's totient φ(14920) = 5952 numbers up to 14920 share no factor with it.
- 4
The digits of 14920 add up to 16, and repeating that until one digit is left gives the digital root 7. The Collatz sequence (halve if even, else 3n+1) takes 71 steps to reach 1.
LaTeX source of the formulas on this page
\[ 14920 = 2^{3} \times 5 \times 373 \]14920 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 16 |
| Sum of divisors | 33660 |
| Euler totient φ(n) | 5952 |
| Square | 222606400 |
| Cube | 3321287488000 |
| Square root | 122.147452 (= 2√3730) |
| Digit sum / digital root | 16 / 7 |
| Collatz steps to 1 | 71 |
| Scientific notation | 1.492 × |
14920 in other forms
| Form | Value |
|---|---|
| In words | fourteen thousand nine hundred and twenty |
| Binary (base 2) | 11101001001000 |
| Octal (base 8) | 35110 |
| Hexadecimal (base 16) | 3A48 |
| Base 3 | 202110121 |
| As time | 14920 seconds = 4 h 8 min 40 s |
Is 14920 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (14920 ÷ 2 = 7460) | 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 | Yes (14920 ÷ 4 = 3730) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | Yes (14920 ÷ 5 = 2984) | A number is divisible by 5 if the last digit is 0 or 5. |
| 6 | No (remainder 4) | 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 | Yes (14920 ÷ 8 = 1865) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 7) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | Yes (14920 ÷ 10 = 1492) | 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 4) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 14920 a prime number?
No. 14920 = × 5 × 373, so it is divisible by 2.
What are the factors of 14920?
1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1865, 2984, 3730, 7460, 14920.
What is 14920 in binary?
11101001001000 (hexadecimal 3A48, octal 35110).
What is the square root of 14920?
About 122.1475, exactly 2√3730.
Is 14920 divisible by 3?
No. Its digits add up to 16, which is not a multiple of 3.
What is special about the number 14920?
It is a composite number with 16 divisors.