The number 26142
26142 is a composite number with 8 divisors. Its prime factorisation is 2 × 3 × 4357. Divisors (8): 1, 2, 3, 6, 4357, 8714, 13071, 26142.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
26142 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
26142 is composite. Its prime factorisation is
- 3
The divisors add up to 52296; without 26142 itself that is 26154, so 26142 is abundant (26154 is more than 26142). Euler's totient φ(26142) = 8712 numbers up to 26142 share no factor with it.
- 4
The digits of 26142 add up to 15, and repeating that until one digit is left gives the digital root 6. The Collatz sequence (halve if even, else 3n+1) takes 139 steps to reach 1.
LaTeX source of the formulas on this page
\[ 26142 = 2 \times 3 \times 4357 \]
26142 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 8 |
| Sum of divisors | 52296 |
| Euler totient φ(n) | 8712 |
| Square | 683404164 |
| Cube | 17865551655288 |
| Square root | 161.684879 |
| Digit sum / digital root | 15 / 6 |
| Collatz steps to 1 | 139 |
| Scientific notation | 2.6142 × |
26142 in other forms
| Form | Value |
|---|---|
| In words | twenty-six thousand one hundred and forty-two |
| Binary (base 2) | 110011000011110 |
| Octal (base 8) | 63036 |
| Hexadecimal (base 16) | 661E |
| Base 3 | 1022212020 |
| As time | 26142 seconds = 7 h 15 min 42 s |
Is 26142 divisible by 2 to 12?
| Divisor | Answer | Rule |
|---|---|---|
| 2 | Yes (26142 ÷ 2 = 13071) | A number is divisible by 2 if the last digit is even (0, 2, 4, 6, 8). |
| 3 | Yes (26142 ÷ 3 = 8714) | A number is divisible by 3 if the digits add up to a multiple of 3. |
| 4 | No (remainder 2) | 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 | Yes (26142 ÷ 6 = 4357) | A number is divisible by 6 if it is divisible by both 2 and 3. |
| 7 | No (remainder 4) | 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 6) | A number is divisible by 8 if the last three digits make a multiple of 8. |
| 9 | No (remainder 6) | A number is divisible by 9 if the digits add up to a multiple of 9. |
| 10 | No (remainder 2) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 6) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 6) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 26142 a prime number?
No. 26142 = 2 × 3 × 4357, so it is divisible by 2.
What are the factors of 26142?
1, 2, 3, 6, 4357, 8714, 13071, 26142.
What is 26142 in binary?
110011000011110 (hexadecimal 661E, octal 63036).
What is the square root of 26142?
About 161.6849.
Is 26142 divisible by 3?
Yes. Its digits add up to 15, a multiple of 3.
What is special about the number 26142?
It is a composite number with 8 divisors.