The number 26425
26425 is a composite number with 12 divisors. Its prime factorisation is × 7 × 151. Divisors (12): 1, 5, 7, 25, 35, 151, 175, 755, 1057, 3775, 5285, 26425.
Pick any whole number from 1 to 100,000.
How to work it out
- 1
26425 has no famous special property in the usual lists (prime, square, cube, triangular, Fibonacci, palindrome, perfect), but it is still a composite number.
- 2
26425 is composite. Its prime factorisation is
- 3
The divisors add up to 37696; without 26425 itself that is 11271, so 26425 is deficient (11271 is less than 26425). Euler's totient φ(26425) = 18000 numbers up to 26425 share no factor with it.
- 4
The digits of 26425 add up to 19, and repeating that until one digit is left gives the digital root 1. The Collatz sequence (halve if even, else 3n+1) takes 126 steps to reach 1.
LaTeX source of the formulas on this page
\[ 26425 = 5^{2} \times 7 \times 151 \]26425 at a glance
| Property | Value |
|---|---|
| Type | composite |
| Number of divisors | 12 |
| Sum of divisors | 37696 |
| Euler totient φ(n) | 18000 |
| Square | 698280625 |
| Cube | 18452065515625 |
| Square root | 162.557682 (= 5√1057) |
| Digit sum / digital root | 19 / 1 |
| Collatz steps to 1 | 126 |
| Scientific notation | 2.6425 × |
26425 in other forms
| Form | Value |
|---|---|
| In words | twenty-six thousand four hundred and twenty-five |
| Binary (base 2) | 110011100111001 |
| Octal (base 8) | 63471 |
| Hexadecimal (base 16) | 6739 |
| Base 3 | 1100020201 |
| As time | 26425 seconds = 7 h 20 min 25 s |
Is 26425 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 1) | A number is divisible by 4 if the last two digits make a multiple of 4. |
| 5 | Yes (26425 ÷ 5 = 5285) | 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 | Yes (26425 ÷ 7 = 3775) | 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 1) | 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 5) | A number is divisible by 10 if the last digit is 0. |
| 11 | No (remainder 3) | A number is divisible by 11 if the alternating sum of the digits is a multiple of 11. |
| 12 | No (remainder 1) | A number is divisible by 12 if it is divisible by both 3 and 4. |
Questions
Is 26425 a prime number?
No. 26425 = × 7 × 151, so it is divisible by 5.
What are the factors of 26425?
1, 5, 7, 25, 35, 151, 175, 755, 1057, 3775, 5285, 26425.
What is 26425 in binary?
110011100111001 (hexadecimal 6739, octal 63471).
What is the square root of 26425?
About 162.5577, exactly 5√1057.
Is 26425 divisible by 3?
No. Its digits add up to 19, which is not a multiple of 3.
What is special about the number 26425?
It is a composite number with 12 divisors.